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Yuichi Takai
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Electrical contact and vacuum switch tube comprising electrical con...
Patent number
11,967,471
Issue date
Apr 23, 2024
Mitsubishi Electric Corporation
Yasutomo Tanihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vacuum interrupter
Patent number
11,282,661
Issue date
Mar 22, 2022
Mitsubishi Electric Corporation
Taiki Donen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vacuum interrupter and vacuum circuit breaker using same
Patent number
10,854,403
Issue date
Dec 1, 2020
Mitsubishi Electric Corporation
Yuichi Takai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical element, method of forming optical element, optical element...
Patent number
8,922,893
Issue date
Dec 30, 2014
Sony Corporation
Ryo Koshiishi
G02 - OPTICS
Information
Patent Grant
Optical element array, method of forming optical element array, dis...
Patent number
8,885,261
Issue date
Nov 11, 2014
Sony Corporaton
Yuichi Takai
G02 - OPTICS
Information
Patent Grant
Liquid optical element array and display
Patent number
8,873,152
Issue date
Oct 28, 2014
Sony Corporation
Yoshihisa Sato
G02 - OPTICS
Information
Patent Grant
Optical device and housing
Patent number
8,416,504
Issue date
Apr 9, 2013
Sony Corporation
Hiroyuki Okita
G02 - OPTICS
Information
Patent Grant
Liquid lens apparatus and manufacturing method of the same
Patent number
8,363,329
Issue date
Jan 29, 2013
Sony Corporation
Yuichi Takai
G02 - OPTICS
Information
Patent Grant
Liquid lens device and manufacturing method therefor
Patent number
8,238,033
Issue date
Aug 7, 2012
Sony Corporation
Yuichi Takai
G02 - OPTICS
Information
Patent Grant
Lighting system
Patent number
8,231,249
Issue date
Jul 31, 2012
Sony Corporation
Miki Tsuboi
G02 - OPTICS
Information
Patent Grant
Fuel cell mount apparatus and electric power supply system
Patent number
8,222,840
Issue date
Jul 17, 2012
Sony Corporation
Koichi Tanaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Optical device, electronic apparatus, and method of manufacturing o...
Patent number
8,159,754
Issue date
Apr 17, 2012
Sony Corporation
Yuichi Takai
G02 - OPTICS
Information
Patent Grant
Fuel cell with fuel passage layer having a wiring pattern
Patent number
8,119,304
Issue date
Feb 21, 2012
Sony Corporation
Yuichi Takai
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Compact fuel cell separator incorporating fluid oxidant supply mean...
Patent number
8,043,761
Issue date
Oct 25, 2011
Sony Corporation
Yuichi Takai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Liquid lens device and manufacturing method therefor
Patent number
7,982,964
Issue date
Jul 19, 2011
Sony Corporation
Tetsuyuki Yoshida
G02 - OPTICS
Information
Patent Grant
Lens array
Patent number
7,952,809
Issue date
May 31, 2011
Sony Corporation
Yuichi Takai
G02 - OPTICS
Information
Patent Grant
Lens array device and image display device
Patent number
7,944,617
Issue date
May 17, 2011
Sony Corporation
Koji Ishioka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reactor and production thereof, reformer, and power supply system i...
Patent number
7,560,081
Issue date
Jul 14, 2009
Sony Corporation
Yuichi Takai
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
ELECTRICAL CONTACT AND VACUUM SWITCH TUBE COMPRISING ELECTRICAL CON...
Publication number
20220254577
Publication date
Aug 11, 2022
Mitsubishi Electric Corporation
Yasutomo TANIHARA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VACUUM INTERRUPTER
Publication number
20210057176
Publication date
Feb 25, 2021
MITSUBISHI ELECTRIC CORPORATION
Taiki DONEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VACUUM INTERRUPTER AND VACUUM CIRCUIT BREAKER USING SAME
Publication number
20200043686
Publication date
Feb 6, 2020
MITSUBISHI ELECTRIC CORPORATION
Yuichi TAKAI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PRINTED WIRING BOARD, PRINTING METHOD, AND LIQUID DEVICE
Publication number
20140027168
Publication date
Jan 30, 2014
SONY CORPORATION
YASUHIRO WATANABE
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT ARRAY, METHOD OF FORMING OPTICAL ELEMENT ARRAY, DIS...
Publication number
20130120827
Publication date
May 16, 2013
SONY CORPORATION
Yuichi Takai
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT, METHOD OF FORMING OPTICAL ELEMENT, OPTICAL ELEMENT...
Publication number
20130057960
Publication date
Mar 7, 2013
SONY CORPORATION
Ryo Koshiishi
G02 - OPTICS
Information
Patent Application
DISPLAY METHOD, DISPLAY DEVICE, ELECTRONIC SYSTEM, AND LIGHTING UNIT
Publication number
20130033488
Publication date
Feb 7, 2013
SONY CORPORATION
Kenichi Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL DEVICE AND STEREOSCOPIC DISPLAY APPARATUS
Publication number
20120105952
Publication date
May 3, 2012
SONY CORPORATION
Yuichi Takai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL DEVICE AND STEREOSCOPIC DISPLAY APPARATUS
Publication number
20120105955
Publication date
May 3, 2012
SONY CORPORATION
Yuichi Takai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIQUID OPTICAL ELEMENT ARRAY AND DISPLAY
Publication number
20110299171
Publication date
Dec 8, 2011
SONY CORPORATION
Yoshihisa Sato
G02 - OPTICS
Information
Patent Application
OPTICAL DEVICE AND HOUSING
Publication number
20110255175
Publication date
Oct 20, 2011
SONY CORPORATION
Hiroyuki Okita
G02 - OPTICS
Information
Patent Application
LIQUID LENS DEVICE AND MANUFACTURING METHOD THEREFOR
Publication number
20100302646
Publication date
Dec 2, 2010
SONY CORPORATION
Yuichi TAKAI
G02 - OPTICS
Information
Patent Application
LIQUID LENS ELEMENT AND ILLUMINATION APPARATUS
Publication number
20100277923
Publication date
Nov 4, 2010
SONY CORPORATION
Yuichi Takai
G02 - OPTICS
Information
Patent Application
OPTICAL DEVICE, ELECTRONIC APPARATUS, AND METHOD OF MANUFACTURING O...
Publication number
20100271709
Publication date
Oct 28, 2010
SONY CORPORATION
Yuichi TAKAI
G02 - OPTICS
Information
Patent Application
LIQUID LENS DEVICE AND MANUFACTURING METHOD THEREFOR
Publication number
20100254021
Publication date
Oct 7, 2010
SONY CORPORATION
Tetsuyuki Yoshida
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT AND LENS ARRAY
Publication number
20100232028
Publication date
Sep 16, 2010
SONY CORPORATION
Yuichi Takai
G02 - OPTICS
Information
Patent Application
LENS ARRAY DEVICE AND IMAGE DISPLAY DEVICE
Publication number
20100195190
Publication date
Aug 5, 2010
SONY CORPORATION
Koji Ishioka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIQUID LENS APPARATUS AND MANUFACTURING METHOD OF THE SAME
Publication number
20100020407
Publication date
Jan 28, 2010
SONY CORPORATION
Yuichi Takai
G02 - OPTICS
Information
Patent Application
LENS ARRAY
Publication number
20090268303
Publication date
Oct 29, 2009
Sony Corporation
Yuichi Takai
G02 - OPTICS
Information
Patent Application
LIGHTING SYSTEM
Publication number
20090207622
Publication date
Aug 20, 2009
SONY CORPORATION
Miki Tsuboi
G02 - OPTICS
Information
Patent Application
Assembly jig and manufacturing method of multilayer semiconductor d...
Publication number
20070120243
Publication date
May 31, 2007
Sony Corporation
Yoshiyuki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Fuel cell mounted device, and electric power supply system
Publication number
20060003216
Publication date
Jan 5, 2006
Koichi Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Fuel cell separator, fuel cell device, and electronic applied device
Publication number
20050266295
Publication date
Dec 1, 2005
Yuichi Takai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Reactor and production thereof, reformer, and power supply system
Publication number
20040241061
Publication date
Dec 2, 2004
Yuichi Takai
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
Fuel cell and electronic device using fuel cell
Publication number
20040048132
Publication date
Mar 11, 2004
Yuichi Takai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electronic circuit device and method of production of the same
Publication number
20020152610
Publication date
Oct 24, 2002
Sony Corporation
Kazuo Nishiyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Assembly jig and manufacturing method of multilayer semiconductor d...
Publication number
20020017709
Publication date
Feb 14, 2002
Yoshiyuki Yanagisawa
H01 - BASIC ELECTRIC ELEMENTS