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Hitoshi Kasai
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Itami-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
GaN-crystal free-standing substrate and method for producing the same
Patent number
9,153,742
Issue date
Oct 6, 2015
Sumitomo Electric Industries, Ltd.
Shinsuke Fujiwara
C30 - CRYSTAL GROWTH
Information
Patent Grant
GaN-crystal free-standing substrate and method for producing the same
Patent number
8,574,364
Issue date
Nov 5, 2013
Sumitomo Electric Industries, Ltd.
Shinsuke Fujiwara
C30 - CRYSTAL GROWTH
Information
Patent Grant
Fabrication method and fabrication apparatus of group III nitride c...
Patent number
8,404,569
Issue date
Mar 26, 2013
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Substrate having thin film of GaN joined thereon and method of fabr...
Patent number
8,143,140
Issue date
Mar 27, 2012
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor light emitting device and method for forming...
Patent number
7,973,322
Issue date
Jul 5, 2011
Sumitomo Electric Industries, Ltd
Katsushi Akita
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Group-III nitride light-emitting device
Patent number
7,968,864
Issue date
Jun 28, 2011
Sumitomo Electric Industries, Ltd
Katsushi Akita
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor light-emitting element and substrate used in formatio...
Patent number
7,915,635
Issue date
Mar 29, 2011
Sumitomo Electric Industries, Ltd.
Katsushi Akita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fabrication method and fabrication apparatus of group III nitride c...
Patent number
7,858,502
Issue date
Dec 28, 2010
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
GaN crystal substrate
Patent number
7,825,409
Issue date
Nov 2, 2010
Sumitomo Electric Industries, Ltd.
Shunsuke Fujita
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
GaN substrate, substrate with epitaxial layer, semiconductor device...
Patent number
7,816,238
Issue date
Oct 19, 2010
Sumitomo Electric Industries, Ltd.
Hideki Osada
C30 - CRYSTAL GROWTH
Information
Patent Grant
Substrate having thin film of GaN joined thereon and method of fabr...
Patent number
7,728,348
Issue date
Jun 1, 2010
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fabrication method and fabrication apparatus of group III nitride c...
Patent number
7,589,000
Issue date
Sep 15, 2009
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of producing a single crystal gallium nitride substrate and...
Patent number
6,468,882
Issue date
Oct 22, 2002
Sumitomo Electric Industries, Ltd.
Kensaku Motoki
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
Information
Patent Application
GaN-CRYSTAL FREE-STANDING SUBSTRATE AND METHOD FOR PRODUCING THE SAME
Publication number
20130292737
Publication date
Nov 7, 2013
Shinsuke FUJIWARA
C30 - CRYSTAL GROWTH
Information
Patent Application
FABRICATION METHOD AND FABRICATION APPARATUS OF GROUP III NITRIDE C...
Publication number
20130244406
Publication date
Sep 19, 2013
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
C30 - CRYSTAL GROWTH
Information
Patent Application
GaN-CRYSTAL FREE-STANDING SUBSTRATE AND METHOD FOR PRODUCING THE SAME
Publication number
20120034149
Publication date
Feb 9, 2012
Sumitomo Electric Industries, Ltd.
Shinsuke Fujiwara
C30 - CRYSTAL GROWTH
Information
Patent Application
FABRICATION METHOD AND FABRICATION APPARATUS OF GROUP III NITRIDE C...
Publication number
20110065265
Publication date
Mar 17, 2011
Sumitomo Electric Industries, Ltd.
Hitoshi KASAI
C30 - CRYSTAL GROWTH
Information
Patent Application
SUBSTRATE HAVING THIN FILM OF GaN JOINED THEREON AND METHOD OF FABR...
Publication number
20100210089
Publication date
Aug 19, 2010
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD FOR FORMING...
Publication number
20100059759
Publication date
Mar 11, 2010
Sumitomo Electric Industries, Ltd.
Katsushi Akita
B82 - NANO-TECHNOLOGY
Information
Patent Application
Nitride Semiconductor Light-Emitting Device and Nitride Semiconduct...
Publication number
20100032644
Publication date
Feb 11, 2010
Sumitomo Electric Industries, Ltd.
Katsushi Akita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FABRICATION METHOD AND FABRICATION APPARATUS OF GROUP III NITRIDE C...
Publication number
20100009526
Publication date
Jan 14, 2010
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
C30 - CRYSTAL GROWTH
Information
Patent Application
GROUP-III NITRIDE LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURIN...
Publication number
20090212277
Publication date
Aug 27, 2009
Sumitomo Electric Industries, Ltd.
Katsushi Akita
B82 - NANO-TECHNOLOGY
Information
Patent Application
GaN SUBSTRATE, SUBSTRATE WITH EPITAXIAL LAYER, SEMICONDUCTOR DEVICE...
Publication number
20080308906
Publication date
Dec 18, 2008
Sumitomo Electric Industries, Ltd.
Hideki OSADA
C30 - CRYSTAL GROWTH
Information
Patent Application
GaN Substrate, Substrate with an Epitaxial Layer, Semiconductor Dev...
Publication number
20080308815
Publication date
Dec 18, 2008
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
C30 - CRYSTAL GROWTH
Information
Patent Application
SEMICONDUCTOR LIGHT-EMITTING ELEMENT AND SUBSTRATE USED IN FORMATIO...
Publication number
20080296610
Publication date
Dec 4, 2008
Sumitomo Electric Industries, Ltd.
Katsushi AKITA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING SEMICONDUCTOR LIGHT-EMITTING ELEMENT
Publication number
20080299694
Publication date
Dec 4, 2008
Sumitomo Electric Industries, Ltd.
Katsushi AKITA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Single-Crystal GaN Substrate
Publication number
20080219910
Publication date
Sep 11, 2008
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
C30 - CRYSTAL GROWTH
Information
Patent Application
Substrate having thin film of GaN joined thereon and method of fabr...
Publication number
20080169483
Publication date
Jul 17, 2008
SUMITOMO ELECTRIC INDUSTRIES, LTD.
Hitoshi Kasai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of growing gallium nitride crystal and gallium nitride subst...
Publication number
20070280872
Publication date
Dec 6, 2007
SUMITOMO ELECTRIC INDUSTRIES, LTD.
Takuji Okahisa
C30 - CRYSTAL GROWTH
Information
Patent Application
GaN crystal substrate
Publication number
20070228400
Publication date
Oct 4, 2007
SUMITOMO ELECTRIC INDUSTRIES, LTD.
Shunsuke Fujita
C30 - CRYSTAL GROWTH
Information
Patent Application
Fabrication method and fabrication apparatus of group III nitride c...
Publication number
20070148920
Publication date
Jun 28, 2007
SUMITOMO ELECTRIC INDUSTRIES, LTD.
Hitoshi Kasai
C30 - CRYSTAL GROWTH
Information
Patent Application
Method of Manufacturing Single-Crystal GaN Substrate, and Single-Cr...
Publication number
20050208687
Publication date
Sep 22, 2005
Sumitomo Electric Industries, Ltd.
Hitoshi Kasai
C30 - CRYSTAL GROWTH
Information
Patent Application
Method of producing a single crystal gallium nitride substrate and...
Publication number
20020028564
Publication date
Mar 7, 2002
Kensaku Motoki
C30 - CRYSTAL GROWTH