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Yasutoshi KAWAGUCHI
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Okayama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Illumination device and light-emitting module
Patent number
11,629,827
Issue date
Apr 18, 2023
NUVOTON TECHNOLOGY CORPORATION JAPAN
Atsuhiro Hori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor device and production method thereof
Patent number
8,981,340
Issue date
Mar 17, 2015
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Yasutoshi Kawaguchi
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor light emitting element, group III nitride semiconduct...
Patent number
8,231,726
Issue date
Jul 31, 2012
Panasonic Corporation
Hisashi Minemoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Nitride semiconductor laser and method for fabricating the same
Patent number
8,198,637
Issue date
Jun 12, 2012
Panasonic Corporation
Gaku Sugahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor device and process for producing the same
Patent number
7,846,820
Issue date
Dec 7, 2010
Panasonic Corporation
Akihiko Ishibashi
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Nitride-based semiconductor device and method for fabricating the same
Patent number
7,704,860
Issue date
Apr 27, 2010
Panasonic Corporation
Toshitaka Shimamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor laser and method for fabricating the same
Patent number
7,338,827
Issue date
Mar 4, 2008
Matsushita Electric Industrial Co., Ltd.
Gaku Sugahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light-emitting device including a divided electrode h...
Patent number
7,005,680
Issue date
Feb 28, 2006
Matsushita Electric Industrial Co., Ltd.
Nobuyuki Otsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor device and fabrication method thereof, and me...
Patent number
6,927,149
Issue date
Aug 9, 2005
Matsushita Electric Industrial Co., Ltd.
Gaku Sugahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor, method for manufacturing the same and nitrid...
Patent number
6,858,877
Issue date
Feb 22, 2005
Matsushita Electric Industrial Co., Ltd.
Yasutoshi Kawaguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for fabricating semiconductor, method for fabricating semico...
Patent number
6,777,253
Issue date
Aug 17, 2004
Matsushita Electric Industrial Co., Ltd.
Akihiko Ishibashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for fabricating a nitride semiconductor device
Patent number
6,764,871
Issue date
Jul 20, 2004
Matsushita Electric Industrial Co., Ltd.
Yasutoshi Kawaguchi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Semiconductor light-emitting device, method for fabricating the sam...
Patent number
6,653,662
Issue date
Nov 25, 2003
Matsushita Electric Industrial Co., Ltd.
Nobuyuki Otsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus having printed circuit pattern for suppressing radio inte...
Patent number
4,583,056
Issue date
Apr 15, 1986
Matsushita Seiko Co., Ltd.
Masaaki Takeda
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
NITRIDE SEMICONDUCTOR LIGHT-EMITTING DEVICE
Publication number
20240396304
Publication date
Nov 28, 2024
NUVOTON TECHNOLOGY CORPORATION JAPAN
Toru TAKAYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE SEMICONDUCTOR LIGHT-EMITTING ELEMENT
Publication number
20240396306
Publication date
Nov 28, 2024
NUVOTON TECHNOLOGY CORPORATION JAPAN
Masayuki HATA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE SEMICONDUCTOR LIGHT-EMITTING ELEMENT
Publication number
20240250209
Publication date
Jul 25, 2024
NUVOTON TECHNOLOGY CORPORATION JAPAN
Yasutoshi KAWAGUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ILLUMINATION DEVICE AND LIGHT-EMITTING MODULE
Publication number
20220316662
Publication date
Oct 6, 2022
NUVOTON TECHNOLOGY CORPORATION JAPAN
Atsuhiro Hori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DIODE
Publication number
20160372631
Publication date
Dec 22, 2016
Panasonic Intellectual Property Management Co., Ltd.
YOSHIAKI HASEGAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE SEMICONDUCTOR DEVICE AND PRODUCTION METHOD THEREOF
Publication number
20130223463
Publication date
Aug 29, 2013
PANASONIC CORPORATION
Yasutoshi KAWAGUCHI
B82 - NANO-TECHNOLOGY
Information
Patent Application
NITRIDE SEMICONDUCTOR DEVICE AND PRODUCTION METHOD THEREOF
Publication number
20110272670
Publication date
Nov 10, 2011
PANASONIC CORPORATION
Yasutoshi KAWAGUCHI
B82 - NANO-TECHNOLOGY
Information
Patent Application
NITRIDE SEMICONDUCTOR LASER DIODE AND MANUFACTURING METHOD THEREOF
Publication number
20110182310
Publication date
Jul 28, 2011
PANASONIC CORPORATION
Tomohito Yabushita
B82 - NANO-TECHNOLOGY
Information
Patent Application
LIGHT-EMITTING DEVICE
Publication number
20100259184
Publication date
Oct 14, 2010
Ryou Kato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR LIGHT EMITTING ELEMENT, GROUP III NITRIDE SEMICONDUCT...
Publication number
20100230713
Publication date
Sep 16, 2010
Matsushita Electric Industrial Co., Ltd.
Hisashi Minemoto
C30 - CRYSTAL GROWTH
Information
Patent Application
NITRIDE SEMICONDUCTOR LASER DIODE AND MANUFACTURING METHOD THEREOF
Publication number
20100118905
Publication date
May 13, 2010
Tomohito YABUSHITA
B82 - NANO-TECHNOLOGY
Information
Patent Application
Nitride-Based Semiconductor Device and Method for Fabricating the Same
Publication number
20080272462
Publication date
Nov 6, 2008
Toshitaka Shimamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE SEMICONDUCTOR LASER AND METHOD FOR FABRICATING THE SAME
Publication number
20080049806
Publication date
Feb 28, 2008
Gaku Sugahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Nitride Semiconductor Device And Production Method Thereof
Publication number
20070290230
Publication date
Dec 20, 2007
Yasutoshi Kawaguchi
B82 - NANO-TECHNOLOGY
Information
Patent Application
NITRIDE SEMICONDUCTOR DEVICE AND PROCESS FOR PRODUCING THE SAME
Publication number
20070217460
Publication date
Sep 20, 2007
Akihiko Ishibashi
B82 - NANO-TECHNOLOGY
Information
Patent Application
Nitride semiconductor device and its manufacturing method
Publication number
20060166478
Publication date
Jul 27, 2006
Gaku Sugahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Nitride semiconductor device and fabrication method thereof, and me...
Publication number
20040251519
Publication date
Dec 16, 2004
Matsushita Electric Industrial Co., Ltd.
Gaku Sugahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor light-emitting device, method for fabricating the sam...
Publication number
20040065893
Publication date
Apr 8, 2004
Matsushita Electric Industrial Co., Ltd.
Nobuyuki Otsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method for fabricating a nitride semiconductor device
Publication number
20030232457
Publication date
Dec 18, 2003
Matsushita Electric Industrial Co., Ltd.
Yasutoshi Kawaguchi
C30 - CRYSTAL GROWTH
Information
Patent Application
Nitride semiconductor, method for manufacturing the same and nitrid...
Publication number
20030183827
Publication date
Oct 2, 2003
Matsushita Electric Industrial Co., Ltd.
Yasutoshi Kawaguchi
B82 - NANO-TECHNOLOGY
Information
Patent Application
Method for fabricating semiconductor, method for fabricating semico...
Publication number
20020079502
Publication date
Jun 27, 2002
Akihiko Ishibashi
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor light-emitting device, method for fabricating the sam...
Publication number
20020050596
Publication date
May 2, 2002
Noguyuki Otsuka
H01 - BASIC ELECTRIC ELEMENTS