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Tatsuro Uchida patents

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


Tatsuro Uchida - Related organizations: Canon Kabushiki Kaisha patents

Surface emitting laser and optical apparatus

01/29/15 - 20150029512 - A surface emitting laser comprises an upper reflecting mirror, a lower reflecting mirror, and an active layer located between those mirrors. A cavity of the surface emitting laser consists of the upper reflecting mirror and the lower reflecting mirror. In the surface emitting laser, a plurality of individual light receiving
Inventors: Tatsuro Uchida, Mamoru Uchida

Light source and optical coherence tomography apparatus using the same

04/03/14 - 20140092391 - A light source includes a control unit that controls currents injected into at least one light emitting region and a light emission spectrum conversion region. The at least one light emitting region includes a first light emitting region and a second light emitting region different from the first light emitting
Inventors: Toshimitsu Matsuu, Tatsuro Uchida, Takeshi Yoshioka, Takeshi Uchida, Yoshinobu Sekiguchi

Surface-emitting laser, surface-emitting laser array, method of manufacturing surface-emitting laser, method of manufacturing surface-emitting laser array and optical apparatus equipped with surface-emitting laser array

08/29/13 - 20130223465 - A method of manufacturing a surface-emitting laser that allows precise alignment of the center position of a surface relief structure and that of a current confinement structure and formation of the relief structure by means of which a sufficient loss difference can be introduced between the fundamental transverse and higher
Inventors: Tatsuro Uchida, Takeshi Uchida

Surface emitting laser

08/01/13 - 20130195135 - A surface emitting laser having a mesa structure includes an off-orientation substrate, a bottom reflection mirror, an active layer, a current confinement layer, a top reflection mirror, and a surface-relief structure. The central axis of a high-reflectivity region of the surface-relief structure and the central axis of the mesa structure
Inventors: Tatsuro Uchida, Yasuhisa Inao

Surface-emitting laser and surface-emitting laser array, method of manufacturing a surface-emitting laser and method of manufacturing a surface-emitting laser array, and optical apparatus including a surface-emitting laser array

02/21/13 - 20130044780 - Provided is a method of manufacturing a surface-emitting laser capable of preventing characteristics fluctuations within the plane and among wafers and oscillating in a single fundamental transverse mode. The method includes after performing selective oxidation: exposing a bottom face of a surface relief structure by etching a second semiconductor layer
Inventors: Yasuhisa Inao, Tatsuro Uchida, Takeshi Uchida

Surface-emitting laser and surface-emitting laser array, method of manufacturing a surface-emitting laser and method of manufacturing a surface-emitting laser array, and optical apparatus including a surface-emitting laser array

05/10/12 - 20120114005 - Provided is a method of manufacturing a surface-emitting laser capable of preventing characteristics fluctuations within the plane and among wafers and oscillating in a single fundamental transverse mode. The method includes after performing selective oxidation: exposing a bottom face of a surface relief structure by etching a second semiconductor layer
Inventors: Yasuhisa Inao, Tatsuro Uchida, Takeshi Uchida

Emitting device and manufacturing method therefor

02/09/12 - 20120032143 - Provided is an emitting device which is capable of improving the luminous efficiency of an emitting layer formed using a group IV semiconductor material and obtaining an emission spectrum having a narrow band, and a manufacturing method therefor. The emitting device comprises: an emitting layer having a potential confinement structure,
Inventors: Tetsuya Takeuchi, Tatsuro Uchida, Mitsuhiro Ikuta

Process for producing surface-emitting laser and process for producing surface-emitting laser array

07/07/11 - 20110165712 - Provided is a producing of a surface-emitting laser capable of aligning a center axis of a surface relief structure with that of a current confinement structure with high precision to reduce a surface damage during the producing. The producing of the laser having the relief provided on a laminated semiconductor
Inventors: Tatsuro Uchida

Method of manufacturing vertical cavity surface emitting laser and method of manufacturing laser array, vertical cavity surface emitting laser and laser array, and image forming apparatus with laser array

02/03/11 - 20110026557 - A method of manufacturing a vertical cavity surface emitting laser of a mesa structure, the method comprises: sequentially laminating on a substrate a plurality of semiconductor layers including a bottom reflecting mirror, an active layer, a selective oxidation layer and a top reflecting mirror, followed by forming a dielectric film
Inventors: Tatsuro Uchida

Process for producing surface emitting laser, process for producing surface emitting laser array, and optical apparatus including surface emitting laser array produced by the process

12/30/10 - 20100329745 - Provided is a process for producing a surface emitting laser including a surface relief structure provided on laminated semiconductor layers, including the steps of transferring, to a first dielectric film, a first pattern for defining a mesa structure and a second pattern for defining the surface relief structure in the
Inventors: Tatsuro Uchida, Mitsuhiro Ikuta, Tetsuya Takeuchi

Surface emitting laser array, production process thereof, and image forming apparatus having surface emitting laser array

05/27/10 - 20100129946 - A surface emitting laser array comprising a plurality of surface emitting laser devices each having a semiconductor layer containing a first reflection mirror, an active layer, a current confined portion and a second reflection mirror. The laser array further comprises a first metal material layer for dissipating heat formed through
Inventors: Tatsuro Uchida

Vertical cavity surface emitting laser

04/08/10 - 20100085999 - A vertical cavity surface emitting laser capable of efficiently injecting carries into an active region directly under a photonic crystal mirror is provided. The vertical cavity surface emitting laser includes a first reflective mirror 102 constituting a lower mirror, a second reflective mirror 112 constituting an upper mirror, and an
Inventors: Tatsuro Uchida

Process for producing surface emitting laser, process for producing surface emitting laser array, and optical apparatus including surface emitting laser array produced by the process

02/04/10 - 20100029030 - Provided is a process for producing a surface emitting laser including a surface relief structure provided on laminated semiconductor layers, including the steps of transferring, to a first dielectric film, a first pattern for defining a mesa structure and a second pattern for defining the surface relief structure in the
Inventors: Tatsuro Uchida, Mitsuhiro Ikuta, Tetsuya Takeuchi

Method of manufacturing vertical cavity surface emitting laser and method of manufacturing laser array, vertical cavity surface emitting laser and laser array, and image forming apparatus with laser array

08/06/09 - 20090196318 - A method of manufacturing a vertical cavity surface emitting laser of a mesa structure, the method comprises: sequentially laminating on a substrate a plurality of semiconductor layers including a bottom reflecting mirror, an active layer, a selective oxidation layer and a top reflecting mirror, followed by forming a dielectric film
Inventors: Tatsuro Uchida


### Tatsuro Uchida patent invention listings

The bibliographic references displayed about Tatsuro Uchida's patents are for a recent sample of Tatsuro Uchida'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 Tatsuro Uchida 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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