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Takuya Kokawa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Nitride semiconductor device, production method thereof, diode, and...
Patent number
9,911,842
Issue date
Mar 6, 2018
Furukawa Electric Co., Ltd.
Kazuyuki Umeno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor substrate and semiconductor device, and manufacturing...
Patent number
9,099,383
Issue date
Aug 4, 2015
Furukawa Electric Co., Ltd.
Masayuki Iwami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride compound semiconductor device and manufacturing method thereof
Patent number
8,884,393
Issue date
Nov 11, 2014
Furukawa Electric Co., Ltd.
Takuya Kokawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor device and manufacturing method for the same
Patent number
8,860,038
Issue date
Oct 14, 2014
Furukawa Electric Co., Ltd.
Masayuki Iwami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field effect transistor
Patent number
8,569,800
Issue date
Oct 29, 2013
Furukawa Electric Co., Ltd.
Nariaki Ikeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field effect transistor, method of manufacturing field effect trans...
Patent number
8,450,782
Issue date
May 28, 2013
Furukawa Electric Co., Ltd.
Yoshihiro Sato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor electronic device having reduced threading dislocatio...
Patent number
8,338,859
Issue date
Dec 25, 2012
Furukawa Electric Co., Ltd.
Takuya Kokawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor electronic device
Patent number
8,067,787
Issue date
Nov 29, 2011
The Furukawa Electric Co., Ltd.
Takuya Kokawa
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL DEVICE, SUBASSEMBLY OF OPTICAL DEVICE, AND METHOD OF MANUFA...
Publication number
20230359024
Publication date
Nov 9, 2023
FURUKAWA ELECTRIC CO., LTD.
Atsushi IZAWA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
OPTICAL DEVICE AND OPTICAL COMPONENT
Publication number
20220365310
Publication date
Nov 17, 2022
FURUKAWA ELECTRIC CO., LTD.
Yusuke INABA
G02 - OPTICS
Information
Patent Application
NITRIDE SEMICONDUCTOR DEVICE, PRODUCTION METHOD THEREOF, DIODE, AND...
Publication number
20160225889
Publication date
Aug 4, 2016
FURUKAWA ELECTRIC CO., LTD.
Kazuyuki UMENO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE COMPOUND SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
Publication number
20140084298
Publication date
Mar 27, 2014
Takuya KOKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE-BASED COMPOUND SEMICONDUCTOR DEVICE
Publication number
20140008661
Publication date
Jan 9, 2014
Masayuki IWAMI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20140008615
Publication date
Jan 9, 2014
ADVANCED POWER DEVICE RESEARCH ASSOCIATION
Makoto UTSUMI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
Publication number
20130328106
Publication date
Dec 12, 2013
ADVANCED POWER DEVICE RESEARCH ASSOCIATION
Takuya KOKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR SUBSTRATE AND SEMICONDUCTOR DEVICE, AND MANUFACTURING...
Publication number
20130306979
Publication date
Nov 21, 2013
ADVANCED POWER DEVICE RESEARCH ASSOCIATION
Masayuki IWAMI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
Publication number
20130307023
Publication date
Nov 21, 2013
ADVANCED POWER DEVICE RESEARCH ASSOCIATION
Takuya KOKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
Publication number
20130307024
Publication date
Nov 21, 2013
ADVANCED POWER DEVICE RESEARCH ASSOCIATION
Takuya KOKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD FOR THE SAME
Publication number
20130069076
Publication date
Mar 21, 2013
ADVANCED POWER DEVICE RESEARCH ASSOCIATION
Masayuki IWAMI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FIELD EFFECT TRANSISTOR
Publication number
20110241017
Publication date
Oct 6, 2011
FURUKAWA ELECTRIC CO., LTD.
Nariaki IKEDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FIELD EFFECT TRANSISTOR, METHOD OF MANUFACTURING FIELD EFFECT TRANS...
Publication number
20110241088
Publication date
Oct 6, 2011
FURUKAWA ELECTRIC CO., LTD.
Yoshihiro SATO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20100244101
Publication date
Sep 30, 2010
FURUKAWA ELECTRIC CO., LTD.
Takuya Kokawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR ELECTRONIC DEVICE AND PROCESS OF MANUFACTURING THE SAME
Publication number
20100213577
Publication date
Aug 26, 2010
FURUKAWA ELECTRIC CO., LTD.
Sadahiro Kato
B82 - NANO-TECHNOLOGY
Information
Patent Application
SEMICONDUCTOR ELECTRONIC DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20100078678
Publication date
Apr 1, 2010
FURUKAWA ELECTRIC CO., LTD.
Takuya Kokawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR ELECTRONIC DEVICE
Publication number
20090200645
Publication date
Aug 13, 2009
THE FURUKAWA ELECTRIC CO., LTD.
Takuya Kokawa
H01 - BASIC ELECTRIC ELEMENTS