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Yet-Ming Chiang patents

Recent bibliographic sampling of Yet-Ming Chiang patents listed/published in the public domain by the USPTO (USPTO Patent Application #,Title):



06/19/14 - 20140170524 - Semi-solid electrodes having high rate capability
Embodiments described herein relate generally to electrochemical cells having high rate capability, and more particularly to devices, systems and methods of producing high capacity and high rate capability batteries having relatively thick semi-solid electrodes. In some embodiments, an electrochemical cell includes an anode, a semi-solid cathode that includes a suspension...
Inventors: Yet-ming Chiang, Mihai Duduta, Richard Holman, Pimpa Limthongkul, Taison Tan (24m Technologies, Inc.)

01/30/14 - 20140030623 - Semi-solid filled battery and method of manufacture
A static semi-solid filled energy storage system having a plurality of static cells, each cell comprising an ion permeable membrane separating positive and negative current collectors and positioned to define positive and negative electroactive zones. Electroactive material is delivered to the electroactive zones via a plurality of manifolds. The manifolds...
Inventors: Yet-ming Chiang, William Craig Carter, Pimpa Limthongkul, Ricardo Bazzarella, Mihai Duduta, Jeffry Disko, James Cross Iii, Alexander H. Slocum (24m Technologies, Inc.)

07/18/13 - 20130183568 - Composite separator for electrochemical cell and method for its manufacture
An electrode/separator assembly for use in an electrochemical cell includes a porous composite layer having a total thickness in the range of about 4 μm to about 50 μm comprising inorganic particles having an average aggregate particle size in the range of about 0.5 μm to about 6 μm in...
Inventors: Susan J. Babinec, Patrick Hagans, William Hicks, Yet-ming Chiang

03/14/13 - 20130065122 - Semi-solid electrode cell having a porous current collector and methods of manufacture
An electrochemical cell includes an anode, a semi-solid cathode, and a separator disposed therebetween. The semi-solid cathode includes a porous current collector and a suspension of an active material and a conductive material disposed in a non-aqueous liquid electrolyte. The porous current collector is at least partially disposed within the...
Inventors: Yet-ming Chiang, William Craig Carter, James C. Cross, Iii, Ricardo Bazzarella, Naoki Ota (24m Technologies, Inc.)

03/07/13 - 20130055559 - Stationary semi-solid battery module and method of manufacture
A method of manufacturing an electrochemical cell includes transferring an anode semi-solid suspension to an anode compartment defined at least in part by an anode current collector and an separator spaced apart from the anode collector. The method also includes transferring a cathode semi-solid suspension to a cathode compartment defined...
Inventors: Alexander Slocum, Tristan Doherty, Ricardo Bazzarella, James C. Cross, Iii, Pimpa Limthongkul, Mihai Duduta, Jeffry Disko, Allen Yang, Throop Wilder, William Craig Carter, Yet-ming Chiang (24m Technologies, Inc.)

01/24/13 - 20130020906 - Electrochemical actuator
The present invention provides systems, devices, and related methods, involving electrochemical actuation. In some cases, application of a voltage or current to a system or device of the invention may generate a volumetric or dimensional change, which may produce mechanical work. For example, at least a portion of the system...
Inventors: Yet-ming Chiang, Michael J. Cima, Timothy E. Chin (Massachusetts Institute Of Technology)

01/24/13 - 20130020903 - Electrochemical methods, devices, and structures
The present invention provides devices and structures and methods of use thereof in electrochemical actuation. This invention provides electrochemical actuators, which are based, inter-alia, on an electric field-driven intercalation or alloying of high-modulus inorganic compounds, which can produce large and reversible volume changes, providing high actuation energy density, high actuation...
Inventors: Yet-ming Chiang, Steven R. Hall, Yukinori Koyama, Kyungyeol Song, Timothy E. Chin, Urs Rhyner, Dimitrios Sapnaras, Fernando Tubilla (Massachusetts Institute Of Technology)

12/13/12 - 20120315538 - Controlled porosity in electrodes
Porous electrodes in which the porosity has a low tortuosity are generally provided. In some embodiments, the porous electrodes can be designed to be filled with electrolyte and used in batteries, and can include low tortuosity in the primary direction of ion transport during charge and discharge of the battery....
Inventors: Yet-ming Chiang, Chang-jun Bae, John William Halloran, Qiang Fu, Antoni P. Tomsia, Can K. Erdonmez (Lawrence Berkeley Laboratory)

11/08/12 - 20120282530 - Battery structures, self-organizing structures, and related methods
An energy storage device includes a first electrode comprising a first material and a second electrode comprising a second material, at least a portion of the first and second materials forming an interpenetrating network when dispersed in an electrolyte, the electrolyte, the first material and the second material are selected...
Inventors: Yet-ming Chiang, William Douglas Moorehead (Massachusetts Institute Of Technology)

10/25/12 - 20120270109 - Amorphous and partially amorphous nanoscale ion storage materials
Amorphous or partially amorphous nanoscale ion storage materials are provided. For example, lithium transition metal phosphate storage compounds are nanoscale and amorphous or partially amorphous in an as-prepared state, or become amorphous or partially amorphous upon electrochemical intercalation or de-intercalation by lithium. These nanoscale ion storage materials are useful for...
Inventors: Yet-ming Chiang, Anthony E. Pullen, Nonglak Meethong (A123 Systems, Inc.)

10/18/12 - 20120263986 - Lithium rechargeable cell with reference electrode for state of health monitoring
A battery management system includes one or more lithium ion cells in electrical connection, each said cell comprising: first and second working electrodes and one or more reference electrodes, each reference electrode electronically isolated from the working electrodes and having a separate tab or current collector exiting the cell and...
Inventors: Ricardo Fulop, Yet-ming Chiang, Karen E. Thomas-alyea, William H. Gardner (A123 Systems, Inc.)

10/04/12 - 20120251896 - Battery structures, self-organizing structures, and related methods
An energy storage device includes a first electrode comprising a first material and a second electrode comprising a second material, at least a portion of the first and second materials forming an interpenetrating network when dispersed in an electrolyte, the electrolyte, the first material and the second material are selected...
Inventors: Yet-ming Chiang, William Douglas Moorehead (Massachusetts Institute Of Technology)

09/27/12 - 20120244444 - Batteries and electrodes for use thereof
The present invention generally relates to batteries or other electrochemical devices, and systems and materials for use in these, including novel electrode materials and designs. In some embodiments, the present invention relates to small-scale batteries or microbatteries. For example, in one aspect of the invention, a battery may have a...
Inventors: Yet-ming Chiang, Ryan C. Wartena, Timothy E. Chin, Can K. Erdonmez, Wei Lai (Massachusetts Institute Of Technology)

09/13/12 - 20120231308 - Multifunctional mixed metal olivines for lithium ion batteries
Electroactive compositions are disclosed for use in lithium ion battery electrodes. The compositions, such as multifunctional mixed metal olivines, provide an electrochemical cell having a plurality of open circuit voltages at different states of charge. The compositions afford improved state-of-charge monitoring, overcharge protection and/or overdischarge protection for lithium ion batteries....
Inventors: Yet-ming Chiang, Andrew C. Chu, Young-ii Jang, Nonglak Meethong, Yu-hua Kao, Gilbert N. Riley, Jr., Anthony E. Pullen, Karen E. Thomas-alyea

08/23/12 - 20120214071 - Conductive lithium storage electrode
A compound comprising a composition Ax(M′1−aM″a)y(XD4)z, Ax(M′1−aM″a)y(DXD4)z, or Ax(M′1−aM″a)y(X2D7)z, (A1−aM″a)xM′y(XD4)z, (A1−aM″a)xM′y(DXD4)z, or (A1−aM″a)xM′y(X2D7)z. In the compound, A is at least one of an alkali metal and hydrogen, M′ is a first-row transition metal, X is at least one of phosphorus, sulfur, arsenic, molybdenum, and tungsten, M″ any of a Group...
Inventors: Yet-ming Chiang, Sung-yoon Chung, Jason T. Bloking, Anna M. Andersson (Massachusetts Institute Of Technology)

07/12/12 - 20120175998 - Electrochemical actuators
Devices and methods for providing electrochemical actuation are described herein. In one embodiment, an actuator device includes an electrochemical cell including a negative electrode and a positive electrode At least a portion of the negative electrode is formed with a material formulated to at least one of intercalate, de-intercalate, alloy...
Inventors: Yet-ming Chiang, Timothy E. Chin, Michael J. Cima, J. Richard Gyory (Massachusetts Institute Of Technology)

06/28/12 - 20120164499 - Stationary, fluid redox electrode
The present invention is related to electrochemical energy generation devices including at least one electrode comprising an electrochemically active fluid that is enclosed within the cell, as well as related articles, systems, and methods. In some embodiments, the anode and/or cathode of the electrochemical energy generation devices described herein can...
Inventors: Yet-ming Chiang, W. Craig Carter, Mihai Duduta, Bryan Y. Ho (Massachusetts Institute Of Technology)

06/14/12 - 20120146453 - Electrochemical actuator
The present invention provides systems, devices, and related methods, involving electrochemical actuation. In some cases, application of a voltage or current to a system or device of the invention may generate a volumetric or dimensional change, which may produce mechanical work. For example, at least a portion of the system...
Inventors: Yet-ming Chiang, Michael J. Cima, Timothy E. Chin (Massachusetts Institute Of Technology)

02/02/12 - 20120025671 - Electrochemical methods, devices, and structures
The present invention provides devices and structures and methods of use thereof in electrochemical actuation. This invention provides electrochemical actuators, which are based, inter-alia, on an electric field-driven intercalation or alloying of high-modulus inorganic compounds, which can produce large and reversible volume changes, providing high actuation energy density, high actuation...
Inventors: Yet-ming Chiang, Steven R. Hall, Yukinori Koyama, Kyungyeol Song, Timothy E. Chin, Urs Rhyner, Dimitrios Sapnaras, Fernando Tubilla (Massachusetts Institute Of Technology)

11/17/11 - 20110278170 - Battery structures, self-organizing structures and related methods
An energy storage device includes a first electrode comprising a first material and a second electrode comprising a second material, at least a portion of the first and second materials forming an interpenetrating network when dispersed in an electrolyte, the electrolyte, the first material and the second material are selected...
Inventors: Yet-ming Chiang, William Douglas Moorehead, Antoni S. Gozdz, Richard K. Holman, Andrew Loxley, Gilberg N. Riley, Jr., Michael S. Viola (A123 Systems, Inc.)

11/10/11 - 20110274948 - Energy transfer using electrochemically isolated fluids
The present invention is related to energy generation using electrochemically isolated fluids, and articles, systems, and methods for achieving the same. The embodiments described herein can be used in electrochemical cells in which at least one electrode comprises an electrochemically active fluid (i.e., the electrochemical cell comprises at least one...
Inventors: Mihai Duduta, W. Craig Carter, Yet-ming Chiang, Bryan Y. Ho, Victor Brunini (Massachusetts Institute Of Technology)

08/18/11 - 20110200848 - High energy density redox flow device
Redox flow devices are described in which at least one of the positive electrode or negative electrode-active materials is a semi-solid or is a condensed ion-storing electroactive material, and in which at least one of the electrode-active materials is transported to and from an assembly at which the electrochemical reaction...
Inventors: Yet-ming Chiang, W. Craig Carter, Bryan Y. Ho, Mihai Duduta, Pimpa Limthongkul (24-m Technologies, Inc.)

08/11/11 - 20110195306 - Nanoscale ion storage materials including co-existing phases or solid solutions
Nanoscale ion storage materials are provided that exhibit unique properties measurably distinct from their larger scale counterparts. For example, the nanoscale materials can exhibit increased electronic conductivity, improved electromechanical stability, increased rate of intercalation, and/or an extended range of solid solution. Useful nanoscale materials include alkaline transition metal phosphates, such...
Inventors: Yet-ming Chiang, Antoni S. Gozdz, Martin W. Payne (A123 Systems, Inc.)

08/04/11 - 20110189520 - High energy density redox flow device
Redox flow devices are described including a positive electrode current collector, a negative electrode current collector, and an ion-permeable membrane separating said positive and negative current collectors, positioned and arranged to define a positive electroactive zone and a negative electroactive zone; wherein at least one of said positive and negative...
Inventors: William C. Carter, Yet-ming Chiang, Mihai Duduta, Pimpa Limthongkul (24m Technologies, Inc.)

06/23/11 - 20110151324 - Battery structures, self-organizing structures and related methods
An energy storage device includes a first electrode comprising a first material and a second electrode comprising a second material, at least a portion of the first and second materials forming an interpenetrating network when dispersed in an electrolyte, the electrolyte, the first material and the second material are selected...
Inventors: Yet-ming Chiang, William D. Moorehead

04/28/11 - 20110098676 - Systems and methods for delivering drugs
A patch pump device generally includes at least one fluid source, a fluid communicator, and an electrochemical actuator. The fluid communicator is in fluid communication with the fluid source. The electrochemical actuator is operative to cause fluid to be delivered from the fluid source into the fluid communicator....
Inventors: Yet-ming Chiang, Michael J. Cima, J. Richard Gyory, Glenn R. Booma

04/28/11 - 20110098643 - Electrochemical actuator
The present invention provides systems, devices, and related methods, involving electrochemical actuation. In some cases, application of a voltage or current to a system or device of the invention may generate a volumetric or dimensional change, which may produce mechanical work. For example, at least a portion of the system...
Inventors: Yet-ming Chiang, Michael J. Cima, Timothy E. Chin (Massachusetts Institute Of Technology)

04/28/11 - 20110097623 - Small-scale batteries and electrodes for use thereof
The present invention generally relates to batteries or other electrochemical devices. In some embodiments, the present invention relates to small-scale batteries or microbatteries. For example, in one aspect of the invention, a battery may have a volume of no more than about 5 mm3, while having an energy density of...
Inventors: Thomas F. Marinis, Jr., Caroline K. Bjune, Robert A. Larsen, Yet-ming Chiang, Wei Lai, Can K. Erdonmez (Massachusetts Institute Of Technology)

03/24/11 - 20110070489 - Reticulated and controlled porosity battery structures
The effective ionic conductivity in a composite structure is believed to decrease rapidly with volume fraction. A system, such as a bipolar device or energy storage device, has structures or components in which the diffusion length or path that electrodes or ions must traverse is minimized and the interfacial area...
Inventors: Yet-ming Chiang, Benjamin Hellweg (Massachusetts Institute Of Technology)

03/17/11 - 20110064999 - Reticulated and controlled porosity battery structures
The effective ionic conductivity in a composite structure is believed to decrease rapidly with volume fraction. A system, such as a bipolar device or energy storage device, has structures or components in which the diffusion length or path that electrodes or ions must traverse is minimized and the interfacial area...
Inventors: Yet-ming Chiang, Benjamin Hellweg (Massachusetts Institute Of Technology)

02/24/11 - 20110045346 - Battery structures, self-organizing structures and related methods
An energy storage device includes a first electrode comprising a first material and a second electrode comprising a second material, at least a portion of the first and second materials forming an interpenetrating network when dispersed in an electrolyte, the electrolyte, the first material and the second material are selected...
Inventors: Yet-ming Chiang, William Douglas Moorehead (A123 Systems, Inc.)

02/24/11 - 20110042204 - Electrochemical actuator
The present invention provides systems, devices, and related methods, involving electrochemical actuation. In some cases, application of a voltage or current to a system or device of the invention may generate a volumetric or dimensional change, which may produce mechanical work. For example, at least a portion of the system...
Inventors: Yet-ming Chiang, Michael J. Cima, Timothy E. Chin (Massachusetts Institute Of Technology)

02/03/11 - 20110027656 - Electrophoretic assembly of electrochemical devices
Methods are provided for making bipolar electrochemical devices, such as batteries, using electrophoresis. A bipolar device is assembled by applying a field that creates a physical separation between two active electrode materials, without requiring insertion of a discrete separator film or electrolyte layer....
Inventors: Yet-ming Chiang, Benjamin Hellweg, Richard K. Holman, Steven M. Tobias, Dong-wan Kim, Ryan Craig Wartena (A123 Systems, Inc.)

01/13/11 - 20110005065 - Battery structures, self-organizing structures and related methods
An energy storage device includes a first electrode comprising a first material and a second electrode comprising a second material, at least a portion of the first and second materials forming an interpenetrating network when dispersed in an electrolyte, the electrolyte, the first material and the second material are selected...
Inventors: Yet-ming Chiang, William Douglas Moorehead, Antoni S. Gozdz, Richard K. Holman, Andrew Loxley, Gilberg N. Riley, Jr., Michael S. Viola

12/23/10 - 20100323264 - Fuel system using redox flow battery
An automotive or other power system including a flow cell, in which the stack that provides power is readily isolated from the storage vessels holding the cathode slurry and anode slurry (alternatively called “fuel”) is described. A method of use is also provided, in which the “fuel” tanks are removable...
Inventors: Yet-ming Chiang, Ricardo Bazzarella (A123 Systems, Inc.)

12/23/10 - 20100323244 - Battery electrodes and methods of manufacture
This disclosure relates to compositions and methods of manufacture of electrodes for batteries, including rechargeable lithium batteries, wherein at least one electrode comprises an electroactive material and a malleable metal. The electrode may be substantially free of other conductive additives and organic binders. Manufacture of the electrode may be performed...
Inventors: Yet-ming Chiang, Shen J. Dillon, Richard K. Holman (A123 Systems, Inc.)

02/25/10 - 20100047671 - High energy density redox flow device
Redox flow devices are described in which at least one of the positive electrode or negative electrode-active materials is a semi-solid or is a condensed ion-storing electroactive material, and in which at least one of the electrode-active materials is transported to and from an assembly at which the electrochemical reaction...
Inventors: Yet-ming Chiang, W. Craig Carter, Bryan H. Ho, Mihai Duduta (A123 Systems)

01/14/10 - 20100007248 - Electrochemical methods, devices, and structures
The present invention provides devices and structures and methods of use thereof in electrochemical actuation. This invention provides electrochemical actuators, which are based, inter-alia, on an electric field-driven intercalation or alloying of high-modulus inorganic compounds, which can produce large and reversible volume changes, providing high actuation energy density, high actuation...
Inventors: Yet-ming Chiang, Steven R. Hall, Yukinori Koyama, Kyungyeol Song, E. Timothy Chin, Urs Rhyner, Dimitrios Sapnaras, Fernando Tubilla (Massachusetts Institute Of Technology)

01/07/10 - 20100003603 - Battery structures, self-organizing structures and related methods
An energy storage device includes a first electrode comprising a first material and a second electrode comprising a second material, at least a portion of the first and second materials forming an interpenetrating network when dispersed in an electrolyte, the electrolyte, the first material and the second material are selected...
Inventors: Yet-ming Chiang, William Douglas Moorehead, Antoni S. Gozdz, Richard K. Holman, Andrew Loxley, Gilberg N. Riley, Jr., Michael S. Viola

12/17/09 - 20090311597 - Conductive lithium storage electrode
A compound comprising a composition Ax(M′1-aM″a)y(XD4)z, Ax(M′1-aM″a)y(DXD4)z, or Ax(M′1-aM″a)y(X2D7)z, and have values such that x, plus y(1−a) times a formal valence or valences of M′, plus ya times a formal valence or valence of M″, is equal to z times a formal valence of the XD4, X2D7, or DXD4 group;...


10/01/09 - 20090246636 - High energy high power electrodes and batteries
Subassemblies for use in an electrochemical device are provided, as are processes for preparing the subassemblies and electrochemical cells incorporating the subassemblies. In some embodiments, the subassemblies include (a) a first electrode and (b) a separator or a first current collector or both. The first electrode is bonded to the...


08/13/09 - 20090202903 - Batteries and electrodes for use thereof
The present invention generally relates to batteries or other electrochemical devices, and systems and materials for use in these, including novel electrode materials and designs. In some embodiments, the present invention relates to small-scale batteries or microbatteries. For example, in one aspect of the invention, a battery may have a...


07/02/09 - 20090170002 - Alkali metal titanates, and electrodes and batteries based on the same
Disclosed is a lithium titanate material, which may include an additive, and its use as an electrode in a battery. Specifically disclosed is a lithium titanate based material, with primary particle size larger than 100 nm, having very good high rate charge and discharge capabilities when incorporated into a lithium...


05/14/09 - 20090123813 - Multifunctional mixed metal olivines for lithium ion batteries
Electroactive compositions are disclosed for use in lithium ion battery electrodes. The compositions, such as multifunctional mixed metal olivines, provide an electrochemical cell having a plurality of open circuit voltages at different states of charge. The compositions afford improved state-of-charge monitoring, overcharge protection and/or overdischarge protection for lithium ion batteries....


04/23/09 - 20090104510 - Lithium rechargeable cell with reference electrode for state of health monitoring
A battery management system includes one or more lithium ion cells in electrical connection, each said cell comprising: first and second working electrodes and one or more reference electrodes, each reference electrode electronically isolated from the working electrodes and having a separate tab or current collector exiting the cell and...


02/05/09 - 20090035664 - Batteries and electrodes for use thereof
The present invention generally relates to batteries or other electrochemical devices, and systems and materials for use in these, including novel electrode materials and designs. In some embodiments, the present invention relates to small-scale batteries or microbatteries. For example, in one aspect of the invention, a battery may have a...


24m Technologies, Inc., Massachusetts Institute Of Technology, Lawrence Berkeley Laboratory, A123 Systems, Inc., 24-m Technologies, Inc., A123 Systems

Archived*
(*May have duplicates - we are upgrading our archive.)

20120315538 - Controlled porosity in electrodes


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The bibliographic references displayed about Yet-Ming Chiang's patents are for a recent sample of Yet-Ming Chiang's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If Yet-Ming Chiang filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.

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