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Tsuyoshi Tojo
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Shinagawa-ku, Tokyo 141, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor light emitting device, its manufacturing method, semi...
Patent number
8,587,004
Issue date
Nov 19, 2013
Sony Corporation
Osamu Goto
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor light emitting device, its manufacturing method, semi...
Patent number
8,460,958
Issue date
Jun 11, 2013
Sony Corporation
Osamu Goto
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor light emitting device, its manufacturing method, semi...
Patent number
7,964,419
Issue date
Jun 21, 2011
Sony Corporation
Osamu Goto
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor light emitting device and method of producing the same
Patent number
7,532,655
Issue date
May 12, 2009
Sony Corporation
Shiro Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light emitting device, its manufacturing method, semi...
Patent number
7,439,546
Issue date
Oct 21, 2008
Sony Corporation
Osamu Goto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light emitting device, its manufacturing method, semi...
Patent number
7,339,195
Issue date
Mar 4, 2008
Sony Corporation
Osamu Goto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a semiconductor light emitting device, semi...
Patent number
7,176,499
Issue date
Feb 13, 2007
Sony Corporation
Tsunenori Asatsuma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multi-beam semiconductor laser device
Patent number
7,149,235
Issue date
Dec 12, 2006
Sony Corporation
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a semiconductor light emitting device, semi...
Patent number
7,091,056
Issue date
Aug 15, 2006
Sony Corporation
Tsunenori Asatsuma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser
Patent number
7,065,118
Issue date
Jun 20, 2006
Sony Corporation
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multibeam semiconductor laser, semiconductor light-emitting device...
Patent number
6,995,406
Issue date
Feb 7, 2006
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device
Patent number
6,961,359
Issue date
Nov 1, 2005
Sony Corporation
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device and fabrication method thereof
Patent number
6,954,477
Issue date
Oct 11, 2005
Sony Corporation
Shiro Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multi-beam semiconductor laser element
Patent number
6,950,451
Issue date
Sep 27, 2005
Sony Corporation
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride-based semiconductor laser device and method for the product...
Patent number
6,838,703
Issue date
Jan 4, 2005
Sony Corporation
Takashi Yamaguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride-based semiconductor laser device and method for the product...
Patent number
6,784,010
Issue date
Aug 31, 2004
Sony Corporation
Takashi Yamaguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and package with high heat radiation effect
Patent number
6,777,792
Issue date
Aug 17, 2004
Hiroshi Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device
Patent number
6,721,342
Issue date
Apr 13, 2004
Sony Corporation
Yoshifumi Yabuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device
Patent number
6,711,197
Issue date
Mar 23, 2004
Sony Corporation
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser
Patent number
6,693,935
Issue date
Feb 17, 2004
Sony Corporation
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser, and manufacturing method thereof, semiconducto...
Patent number
6,577,662
Issue date
Jun 10, 2003
Sony Corporation
Takeharu Asano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device, its manufacturing method and substrate for ma...
Patent number
6,482,666
Issue date
Nov 19, 2002
Sony Corporation
Toshimasa Kobayashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device package, and fabrication method thereof
Patent number
6,479,889
Issue date
Nov 12, 2002
Sony Corporation
Hiroshi Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device, its manufacturing method and substrate for ma...
Patent number
6,455,342
Issue date
Sep 24, 2002
Sony Corporation
Toshimasa Kobayashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of fabricating a semiconductor device
Patent number
6,323,059
Issue date
Nov 27, 2001
Sony Corporation
Hiroshi Yoshida
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor device, its manufacturing method and substrate for ma...
Patent number
6,278,173
Issue date
Aug 21, 2001
Sony Corporation
Toshimasa Kobayashi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR LIGHT EMITTING DEVICE, ITS MANUFACTURING METHOD, SEMI...
Publication number
20130230936
Publication date
Sep 5, 2013
SONY CORPORATION
OSAMU GOTO
B82 - NANO-TECHNOLOGY
Information
Patent Application
SEMICONDUCTOR LIGHT EMITTING DEVICE, ITS MANUFACTURING METHOD, SEMI...
Publication number
20110183452
Publication date
Jul 28, 2011
SONY CORPORATION
Osamu Goto
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor Light Emitting Device, Its Manufacturing Method, Semi...
Publication number
20080108160
Publication date
May 8, 2008
SONY CORPORATION
Osamu Goto
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD OF MANUFACTURING A SEMICONDUCTOR LIGHT EMITTING DEVICE, SEMI...
Publication number
20070117357
Publication date
May 24, 2007
Tsunenori Asatsuma
C30 - CRYSTAL GROWTH
Information
Patent Application
Semiconductor light emiting device and method of producing the same
Publication number
20060284186
Publication date
Dec 21, 2006
Shiro Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Light Emitting Device, its Manufacturing Method, Semi...
Publication number
20060273326
Publication date
Dec 7, 2006
Osamu Goto
B82 - NANO-TECHNOLOGY
Information
Patent Application
Method of manufacturing a semiconductor light emitting device, semi...
Publication number
20050227392
Publication date
Oct 13, 2005
Tsunenori Asatsuma
C30 - CRYSTAL GROWTH
Information
Patent Application
Multi-beam semiconductor laser device
Publication number
20050218422
Publication date
Oct 6, 2005
Sony Corporation
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Gallium nitride semiconductor device and method of producing the same
Publication number
20050145856
Publication date
Jul 7, 2005
Sony Corporation
Tsunenori Asatsuma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor laser device and fabrication method thereof
Publication number
20040233955
Publication date
Nov 25, 2004
Sony Corporation
Shiro Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Multibeam semiconductor laser, semiconductor light-emitting device...
Publication number
20040206975
Publication date
Oct 21, 2004
Tsuyoshi Tojo
B82 - NANO-TECHNOLOGY
Information
Patent Application
Multi-beam semiconductor laser element
Publication number
20040170203
Publication date
Sep 2, 2004
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of manufacturing a semiconductor light emitting device, semi...
Publication number
20040164308
Publication date
Aug 26, 2004
Tsunenori Asatsuma
C30 - CRYSTAL GROWTH
Information
Patent Application
Nitride-based semiconductor laser device and method for the product...
Publication number
20040159848
Publication date
Aug 19, 2004
Sony Corporation
Takashi Yamaguchi
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser
Publication number
20040105473
Publication date
Jun 3, 2004
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Gallium nitride semiconductor device and method of producing the same
Publication number
20040056267
Publication date
Mar 25, 2004
Tsunenori Asatsuma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor light emitting device, its manufacturing method, semi...
Publication number
20040056259
Publication date
Mar 25, 2004
Osamu Goto
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser device
Publication number
20040047381
Publication date
Mar 11, 2004
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor laser device
Publication number
20030174753
Publication date
Sep 18, 2003
Yoshifumi Yabuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Nitride based semiconductor laser element and method for fabricatin...
Publication number
20030138981
Publication date
Jul 24, 2003
Takashi Yamaguchi
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser device and fabrication method thereof
Publication number
20020185643
Publication date
Dec 12, 2002
Shiro Uchida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and package with high heat radiation effect
Publication number
20020171135
Publication date
Nov 21, 2002
Sony Corporation
Hiroshi Yoshida
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor laser device
Publication number
20020159494
Publication date
Oct 31, 2002
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor laser
Publication number
20020024981
Publication date
Feb 28, 2002
Tsuyoshi Tojo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device, its manufacturing method and substrate for ma...
Publication number
20010013608
Publication date
Aug 16, 2001
Toshimasa Kobayashi
H01 - BASIC ELECTRIC ELEMENTS