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Yoshifumi Okabe
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Anjo-city, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device having insulated gate semiconductor element, a...
Patent number
8,097,901
Issue date
Jan 17, 2012
Denso Corporation
Masaki Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having insulated gate semiconductor element, a...
Patent number
7,977,704
Issue date
Jul 12, 2011
Denso Corporation
Masaki Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vertical type semiconductor device and method for manufacturing the...
Patent number
7,420,246
Issue date
Sep 2, 2008
Denso Corporation
Shoji Ozoe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing same
Patent number
7,064,033
Issue date
Jun 20, 2006
Denso Corporation
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing the same
Patent number
6,974,996
Issue date
Dec 13, 2005
Denso Corporation
Tomofusa Shiga
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a vertical semiconductor device
Patent number
6,949,434
Issue date
Sep 27, 2005
Denso Corporation
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power semiconductor device
Patent number
6,903,417
Issue date
Jun 7, 2005
Denso Corporation
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing same
Patent number
6,649,478
Issue date
Nov 18, 2003
Denso Corporation
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vertical type MOSFET
Patent number
6,603,173
Issue date
Aug 5, 2003
Denso Corporation
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device that exhibits decreased contact resistance bet...
Patent number
6,498,366
Issue date
Dec 24, 2002
Denso Corporation
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor device with power semiconduc...
Patent number
6,451,645
Issue date
Sep 17, 2002
Yoshihiko Ozeki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a semiconductor device having an oxidation...
Patent number
6,316,300
Issue date
Nov 13, 2001
Denso Corporation
Yoshihiko Ozeki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
P-channel MOSFET semiconductor device having a low on resistance
Patent number
6,278,155
Issue date
Aug 21, 2001
Denso Corporation
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of producing a semiconductor device
Patent number
6,114,207
Issue date
Sep 5, 2000
Denso Corporation
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a vertical semiconductor device
Patent number
5,994,187
Issue date
Nov 30, 1999
Nippondenso Co., Ltd.
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of producing the same
Patent number
5,877,527
Issue date
Mar 2, 1999
Denso Corporation
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dry etching process for semiconductor
Patent number
5,871,659
Issue date
Feb 16, 1999
Nippondenso Co., Ltd.
Yoshikazu Sakano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vertical type semiconductor device and gate structure
Patent number
5,798,550
Issue date
Aug 25, 1998
Nippondenso Co. Ltd.
Akira Kuroyanagi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vertical semiconductor device with ground surface providing a reduc...
Patent number
5,689,130
Issue date
Nov 18, 1997
Nippondenso Co., Ltd.
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a vertical semiconductor device with ground...
Patent number
5,663,096
Issue date
Sep 2, 1997
Nippondenso Co., Ltd.
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vertical type semiconductor device and method for producing the same
Patent number
5,250,449
Issue date
Oct 5, 1993
Nippondenso Co., Ltd.
Akira Kuroyanagi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing same
Patent number
5,242,862
Issue date
Sep 7, 1993
Nippondenso Co., Ltd.
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20150048510
Publication date
Feb 19, 2015
Denso Corporation
Manabu Tomisaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF THE SAME
Publication number
20150008478
Publication date
Jan 8, 2015
Denso Corporation
Weitao Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE HAVING INSULATED GATE SEMICONDUCTOR ELEMENT, A...
Publication number
20110220962
Publication date
Sep 15, 2011
DENSO CORPORATION
Masaki Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device having insulated gate semiconductor element, a...
Publication number
20090189181
Publication date
Jul 30, 2009
DENSO CORPORATION
Masaki Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Vertical type semiconductor device and method for manufacturing the...
Publication number
20060273351
Publication date
Dec 7, 2006
DENSO CORPORATION
Shoji Ozoe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method of manufacturing same
Publication number
20050227438
Publication date
Oct 13, 2005
DENSO CORPORATION
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method of manufacturing same
Publication number
20040241930
Publication date
Dec 2, 2004
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method of manufacturing same
Publication number
20040237327
Publication date
Dec 2, 2004
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method of manufacturing the same
Publication number
20040145012
Publication date
Jul 29, 2004
DENSO Corporation
Tomofusa Shiga
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method of manufacturing same
Publication number
20040036140
Publication date
Feb 26, 2004
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method of manufacturing same
Publication number
20030052366
Publication date
Mar 20, 2003
Yoshifumi Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method for manufacturing semiconductor device with power semiconduc...
Publication number
20020022352
Publication date
Feb 21, 2002
Yoshihiko Ozeki
H01 - BASIC ELECTRIC ELEMENTS