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Takakazu Hirose patents

Recent patents with Takakazu Hirose listed as an inventor - additional entries may be under other spellings.


Takakazu Hirose - Related organizations: Sony Corporation patents

Active material for rechargeable battery, rechargeable battery, and electronic apparatus

03/02/17 - 20170062814 - A rechargeable battery including: a positive electrode; a negative electrode including active material; and an electrolytic solution, in which the active material is capable of occluding and releasing lithium ions and includes Si and O as constituent elements, and an atomic ratio (Si/(Si+O)) of Si with respect to Si and
Inventors: Takakazu Hirose, Kenichi Kawase, Shinji Tanaka, Takashi Fujinaga, Akira Takamuku

Method of manufacturing anode active material with oxide coating on active particles

10/20/16 - 20160308201 - An anode in which an anode active material layer is arranged on an anode current collector. The anode active material layer includes anode active material particles made of an anode active material including at least one of silicon and tin as an element. An oxide-containing film including an oxide of
Inventors: Hiroyuki Yamaguchi, Hiroshi Horiuchi, Kenichi Kawase, Tadahiko Kubota, Hideki Nakai, Takakazu Hirose

Battery, negative electrode active material, and electric tool

04/14/16 - 20160104884 - A battery is provided including a positive electrode; a negative electrode including a first negative electrode active material; and an electrolytic solution, wherein the first negative electrode active material includes a core portion having a core portion surface, wherein the core portion has a median diameter of 0.3 μm to
Inventors: Takakazu Hirose, Kenichi Kawase, Takashi Fujinaga, Isao Koizumi, Toshio Nishi

Anode and secondary battery with anode material with pore group with low volumetric capacity

03/10/16 - 20160072126 - A battery capable of improving cycle characteristics is provided. An anode includes: an anode current collector, and an anode active material layer arranged on the anode current collector, in which the anode active material layer includes an anode active material including silicon (Si), and including a pore group with a
Inventors: Takakazu Hirose, Kenichi Kawase, Isamu Konishiike, Shunsuke Kurasawa, Masayuki Iwama, Koichi Matsumoto

Anode and battery

12/03/15 - 20150349340 - An anode capable of preventing expansion of an anode active material layer and a battery using it are provided. The anode includes an anode current collector, and an anode active material layer containing silicon (Si) as an element, wherein the anode active material layer therein contains at least one selected
Inventors: Takakazu Hirose, Kenichi Kawase, Isamu Konishiike, Masayuki Iwama

Battery, negative electrode active material, and electric tool

09/17/15 - 20150263344 - A battery is provided including a positive electrode; a negative electrode including a first negative electrode active material; and an electrolytic solution, wherein the first negative electrode active material includes a core portion having a core portion surface, wherein the core portion has a median diameter of 0.3 μm to
Inventors: Takakazu Hirose, Kenichi Kawase, Takashi Fujinaga, Isao Koizumi, Toshio Nishi

Anode and method of manufacturing the same, and battery and method of manufacturing the same

03/26/15 - 20150086879 - An anode in which an anode active material layer is arranged on an anode current collector. The anode active material layer includes anode active material particles made of an anode active material including at least one of silicon and tin as an element. An oxide-containing film including an oxide of
Inventors: Hiroyuki Yamaguchi, Hiroshi Horiuchi, Kenichi Kawase, Tadahiko Kubota, Hideki Nakai, Takakazu Hirose

Anode and battery

03/19/15 - 20150079468 - A battery including a cathode, an anode, and an electrolytic solution. The electrolytic solution is impregnated in a separator provided between the cathode and the anode. The anode has a coat on an anode active material layer provided on an anode current collector. The coat contains a fluorine resin. A
Inventors: Takakazu Hirose, Hideki Nakai, Kenichi Kawase, Hiroyuki Yamaguchi, Tadahiko Kubota

Secondary battery-use active material, secondary battery, and electronic apparatus

11/27/14 - 20140349187 - A secondary battery capable of obtaining superior battery characteristics is provided. The secondary battery of the present technology includes a cathode, an anode including an active material, and an electrolytic solution. The active material includes a core section and covering section, the core section being capable of inserting and extracting
Inventors: Takakazu Hirose, Kenichi Kawase, Norihiro Shimoi, Shinji Tanaka

Anode for secondary battery, secondary battery, and method of manufacturing anode for secondary battery

06/05/14 - 20140154566 - An anode for a secondary battery capable of improving cycle characteristics, a secondary battery using the anode, and a method of manufacturing an anode for secondary battery. An anode active material layer is formed by vapor phase deposition method, and contains Si as an element. In the anode active material
Inventors: Takakazu Hirose, Isamu Konishiike, Kenichi Kawase

Active material for rechargeable battery, rechargeable battery, and electronic apparatus

06/20/13 - 20130157127 - A rechargeable battery including: a positive electrode; a negative electrode including active material; and an electrolytic solution, in which the active material is capable of occluding and releasing lithium ions and includes Si and O as constituent elements, and an atomic ratio (Si/(Si+O)) of Si with respect to Si and
Inventors: Takakazu Hirose, Kenichi Kawase, Shinji Tanaka, Takashi Fujinaga, Akira Takamuku

Lithium ion secondary battery, lithium ion secondary battery negative electrode, battery pack, electric vehicle, electricity storage system, power tool, and electronic apparatus

12/27/12 - 20120328945 - A lithium ion secondary battery is provided with a positive electrode, a negative electrode containing an active material, and an electrolytic solution, wherein the active material includes a core portion capable of occluding and releasing lithium ions, an amorphous or low-crystalline coating portion disposed on at least a part of
Inventors: Takakazu Hirose, Takashi Fujinaga, Isao Koizumi, Norihiro Shimoi, Kenichi Kawase

Lithium-ion secondary battery, negative electrode for lithium-ion secondary battery, battery pack, electric vehicle, power storage system, electric tool, and electronic device

12/27/12 - 20120328915 - A lithium-ion secondary battery includes a positive electrode, a negative electrode containing an active material, and an electrolytic solution, in which the active material includes a core portion capable of occluding and releasing lithium ions, and a covering portion arranged on at least part of a surface of the core
Inventors: Takakazu Hirose, Kenichi Kawase, Takashi Fujinaga, Isao Koizumi, Toshio Nishi

Lithium-ion secondary battery, negative electrode for lithium-ion secondary battery, battery pack, electric vehicle, power storage system, electric tool, and electronic device

12/27/12 - 20120326500 - A lithium-ion secondary battery includes a positive electrode, a negative electrode containing an active material, and an electrolytic solution, in which the active material contains, as constituent elements, Si, O, and at least one element Ml selected from Li, C, Mg, Al, Ca, Ti, Cr, Mn, Fe, Co, Ni, Cu,
Inventors: Takakazu Hirose, Kenichi Kawase, Toshio Nishi, Isao Koizumi

Nonaqueous electrolyte battery, rolled electrode assembly collector, layer-built electrode assembly collector, and method for manufacturing nonaqueous electrolyte battery collector

10/25/12 - 20120268073 - A nonaqueous electrolyte battery provided with a rolled electrode assembly, in which a positive electrode including a positive electrode active material layer disposed on a positive electrode collector formed from metal foil and a negative electrode including a negative electrode active material layer disposed on a negative electrode collector formed
Inventors: Tokuhiro Morioka, Hitoshi Watanabe, Kaoru Abe, Akihisa Sakamoto, Takakazu Hirose, Kenichi Kawase

Lithium ion secondary battery, positive electrode active material, positive electrode, electric tool, electric vehicle, and power storage system

06/28/12 - 20120164533 - wherein, M1 represents at least one selected from among elements of group 13 to group 15 in an extended periodic table of elements excluding boron B, or carbon C, or nitrogen N, M2 represents at least one selected from among elements of group 3 to group 12, and a, b,
Inventors: Masaharu Senoue, Kenichi Kawase, Takakazu Hirose, Masayuki Ihara

Lithium ion secondary battery and anode for lithium ion secondary battery

07/28/11 - 20110183207 - There is provided a lithium ion secondary battery including: a cathode; an anode: and an electrolytic solution. The anode has an anode active material layer on an anode current collector, the anode active material layer contains an anode active material having silicon (Si) as an element and a metal conductive
Inventors: Takakazu Hirose, Motoki Endo, Kenichi Kawase, Tadahiko Kubota

Lithium-ion secondary battery, anode for lithium-ion secondary battery, power tool, electric vehicle and energy storage system

06/30/11 - 20110159368 - A lithium-ion secondary battery allowed to improve cycle characteristics and initial charge-discharge characteristics is provided. The lithium-ion secondary battery includes a cathode; an anode; and an electrolytic solution. The anode includes an anode active material layer including a plurality of anode active material particles. The anode active material particles each
Inventors: Takakazu Hirose, Kenichi Kawase, Takashi Fujinaga, Masaharu Senoue, Motoki Endo, Masayuki Iwama

Anode and battery

06/23/11 - 20110151326 - An anode capable of relaxing the stress concentration and improving the characteristics and a battery using it are provided. The anode includes an anode current collector and an anode active material layer containing silicon (Si) as an element, wherein the anode active material layer has a metal element increasing and
Inventors: Takakazu Hirose, Masayuki Iwama, Koichi Matsumoto, Isamu Konishiike, Kenichi Kawase

Lithium-ion secondary battery, anode for lithium-ion secondary battery, power tool, electric vehicle and energy storage system

06/09/11 - 20110136008 - A lithium-ion secondary battery allowed to improve cycle characteristics and initial charge-discharge characteristics is provided. The lithium-ion secondary battery includes: a cathode; an anode including an anode active material layer; and an electrolytic solution. The anode active material layer includes an anode active material and an inorganic compound, and the
Inventors: Takakazu Hirose, Motoki Endo, Kenichi Kawase

Anode and method of manufacturing the same, and battery and method of manufacturing the same

04/14/11 - 20110086269 - An anode in which an anode active material layer is arranged on an anode current collector. The anode active material layer includes anode active material particles made of an anode active material including at least one of silicon and tin as an element. An oxide-containing film including an oxide of
Inventors: Hiroyuki Yamaguchi, Hiroshi Horiuchi, Kenichi Kawase, Tadahiko Kubota, Hideki Nakai, Takakazu Hirose

Rechargeable battery, anode, and current collector

09/16/10 - 20100233534 - A rechargeable battery including a cathode and an anode each capable of inserting and extracting an electrode reaction material, and including an electrolyte, in which the anode includes an anode current collector which is formed by including a current collector body. The anode current collector is provided thereon with an
Inventors: Masayuki Iwama, Kenichi Kawase, Takakazu Hirose

Anode and secondary battery

06/24/10 - 20100159337 - A secondary battery is provided that is capable of improving the cycle characteristics. The secondary battery includes a cathode, an anode, and an electrolytic solution. The electrolytic solution is impregnated into a separator provided between the cathode and the anode. In the anode, an anode active material layer and a
Inventors: Koichi Matsumoto, Kenichi Kawase, Isamu Konishiike, Shunsuke Kurasawa, Masayuki Iwama, Takakazu Hirose, Takashi Fujinaga

Secondary battery and anode

05/20/10 - 20100124707 - A secondary battery capable of obtaining superior cycle characteristics and superior swollenness characteristics is provided. The secondary battery includes a cathode and an anode capable of inserting and extracting an electrode reactant; and an electrolyte containing a solvent and an electrolyte salt. The anode has an anode active material layer
Inventors: Takakazu Hirose, Kenichi Kawase, Kazunori Noguchi, Takayuki Fujii

Secondary battery and anode

05/20/10 - 20100124706 - A secondary battery capable of obtaining superior cycle characteristics and superior swollenness characteristics is provided. The secondary battery includes a cathode, an anode, and an electrolytic solution. The electrolytic solution is impregnated in a separator provided between the cathode and the anode. An anode active material layer contains a crystalline
Inventors: Takakazu Hirose, Kenichi Kawase, Kazunori Noguchi, Takayuki Fujii

Anode and secondary battery

04/15/10 - 20100092856 - A secondary battery capable of improving the cycle characteristics and the initial charge and discharge characteristics is provided. The secondary battery includes a cathode, an anode, and an electrolytic solution. The anode has an anode active material layer on an anode current collector. The anode active material layer contains a
Inventors: Takakazu Hirose, Kenichi Kawase, Kazunori Noguchi, Takayuki Fujii, Rikako Imoto

Anode and secondary battery

12/24/09 - 20090317726 - A secondary battery capable of improving the cycle characteristics and the initial charge and discharge characteristics is provided. The secondary battery includes a cathode, an anode, and an electrolytic solution. The anode has an anode active material layer on an anode current collector. The anode active material layer contains a
Inventors: Takakazu Hirose, Kenichi Kawase, Kazunori Noguchi, Takayuki Fujii, Rikako Imoto

Anode and secondary battery

12/17/09 - 20090311608 - A secondary battery capable of improving the cycle characteristics and the voltage retention characteristics is provided. The secondary battery includes a cathode, an anode, and an electrolyte. The anode includes an anode current collector, an anode active material layer formed on the anode current collector and including an anode active
Inventors: Takakazu Hirose, Kenichi Kawase, Kazunori Noguchi, Takayuki Fujii, Masaki Kawata

Anode and secondary battery including the same

11/26/09 - 20090291371 - A secondary battery having high cycle characteristics is provided. The secondary battery includes a cathode, an anode, and an electrolyte. In the anode, an anode active material layer containing silicon, carbon, and oxygen as an anode active material is provided on an anode current collector. In the anode active material,
Inventors: Isamu Konishiike, Kotaro Satori, Kenichi Kawase, Shunsuke Kurasawa, Koichi Matsumoto, Takakazu Hirose, Masayuki Iwama, Takashi Fujinaga

Anode and secondary battery

10/08/09 - 20090253033 - A secondary battery capable of improving the cycle characteristics and the swollenness characteristics is provided. The secondary battery includes a cathode, an anode, and an electrolytic solution. The anode includes an anode active material layer having a plurality of fine pores on an anode current collector. The anode active material
Inventors: Inventors: Takakazu Hirose, Kenichi Kawase, Tomoo Takada, Kazunori Noguchi, Takayuki FujiiTakakazu Hirose, Kenichi Kawase, Tomoo Takada, Kazunori Noguchi, Takayuki Fujii, Takakazu Hirose, Kenichi Kawase, Kazunori Noguchi, Takayuki Fujii

Anode, method of manufacturing it, and battery

06/11/09 - 20090148778 - A battery having a high charge and discharge efficiency in which a spirally wound electrode body having a lamination structure of a cathode, an anode 80, and a separator is contained in a battery can. The anode has a structure in which an anode active material layer is provided on
Inventors: Kenichi Kawase, Koichi Matsumoto, Hideki Nakai, Masayuki Iwama, Akinori Kita, Shunsuke Kurasawa, Isamu Konishiike, Takakazu Hirose

Anode active material, anode, and battery

04/30/09 - 20090111031 - A battery capable of improving the cycle characteristics is provided. The battery includes a cathode, an anode, and an electrolytic solution. The anode has an anode active material layer that contains an anode active material containing silicon on an anode current collector, and intensity ratio I1/I2 between peak intensity I1
Inventors: Takakazu Hirose, Takayuki Fujii, Kazunori Noguchi, Kenichi Kawase

Anode and battery

04/30/09 - 20090111019 - A battery capable of improving the cycle characteristics is provided. The battery includes a cathode, an anode, and an electrolytic solution. The electrolytic solution is impregnated in a separator provided between the cathode and the anode. The anode has a coat on an anode active material layer provided on an
Inventors: Takakazu Hirose, Hideki Nakai, Kenichi Kawase, Hiroyuki Yamaguchi, Tadahiko Kubota

Anode and method of manufacturing the same, and battery and method of manufacturing the same

04/09/09 - 20090092892 - An anode capable of improving charge-discharge efficiency, and a method of manufacturing the anode, and a battery using the anode are provided. An anode 22 has a configuration in which an anode active material layer 22B is arranged on an anode current collector 22A. The anode active material layer 22B
Inventors: Hiroyuki Yamaguchi, Hiroshi Horiuchi, Kenichi Kawase, Tadahiko Kubota, Hideki Nakai, Takakazu Hirose

Current collector, anode, and battrey

03/05/09 - 20090061326 - A battery capable of improving the cycle characteristics is provided. A current collector containing copper (Cu), in which ratio I(200)/I(111) between intensity I (200) of a peak originated in (200) crystal plane of copper obtained by X-ray diffraction and intensity I (111) of a peak originated in (111) crystal plane
Inventors: Takakazu Hirose, Masayuki Iwama, Kenichi Kawase

Anode and battery

02/05/09 - 20090035651 - A battery capable of improving cycle characteristics is provided. An anode includes: an anode active material layer including an anode active material on an anode current collector, the anode active material including silicon (Si) and having a plurality of pores, in which after electrode reaction, the volumetric capacity of a
Inventors: Takakazu Hirose, Kenichi Kawase, Isamu Konishiike, Nozomu Morita, Takayuki Fujii


### Takakazu Hirose patent invention listings

The bibliographic references displayed about Takakazu Hirose's patents are for a recent sample of Takakazu Hirose'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 Takakazu Hirose 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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