Yutaka Tomatsu

Person

Okazaki-city, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and method for manufacturing the same
- Patent number 9,634,095
- Issue date Apr 25, 2017
- Denso Corporation
- Seigo Oosawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method for manufacturing the same
- Patent number 8,841,719
- Issue date Sep 23, 2014
- Denso Corporation
- Seigo Oosawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power semiconductor switching-device and semiconductor power module...
- Patent number 7,800,174
- Issue date Sep 21, 2010
- Denso Corporation
- Motoo Yamaguchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Trench-gate transistor with ono gate dielectric and fabrication pro...
- Patent number 7,354,829
- Issue date Apr 8, 2008
- Denso Corporation
- Takaaki Aoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method for manufacturing the same
- Patent number 6,809,348
- Issue date Oct 26, 2004
- Denso Corporation
- Mikimasa Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device with peripheral portion for withstanding surge...
- Patent number 6,765,266
- Issue date Jul 20, 2004
- Denso Corporation
- Yoshihiko Ozeki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method for manufacturing the same
- Patent number 6,469,345
- Issue date Oct 22, 2002
- Denso Corporation
- Takaaki Aoki
- 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
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
Manufacturing method of semiconductor device with a groove
- Patent number 5,998,268
- Issue date Dec 7, 1999
- Denso Corporation
- Yutaka Tomatsu
- 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
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
Semiconductor device with reduced breakdown voltage between the gat...
- Patent number 5,747,851
- Issue date May 5, 1998
- Nippondenso Co., Ltd.
- Yutaka Tomatsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing semiconductor device having DMOS and NMOS elem...
- Patent number 5,550,067
- Issue date Aug 27, 1996
- Nippondenso Co., Ltd.
- Akira Kuroyanagi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20240203811
- Publication date Jun 20, 2024
- Denso Corporation
- NOBUYUKI KATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20150372090
- Publication date Dec 24, 2015
- Denso Corporation
- Seigo OOSAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20120199900
- Publication date Aug 9, 2012
- DENSO CORPORATION
- Seigo OOSAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Power semiconductor switching-device and semiconductor power module...
- Publication number 20050224909
- Publication date Oct 13, 2005
- DENSO CORPORATION
- Motoo Yamaguchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Switch circuit and ignition apparatus employing the circuit
- Publication number 20050162798
- Publication date Jul 28, 2005
- DENSO COPORATION
- Naohito Kato
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method for manufacturing semiconductor device
- Publication number 20050090060
- Publication date Apr 28, 2005
- Takaaki Aoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device with peripheral portion for withstanding surge...
- Publication number 20030107102
- Publication date Jun 12, 2003
- Yoshihiko Ozeki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and method for manufacturing the same
- Publication number 20020167046
- Publication date Nov 14, 2002
- Takaaki Aoki
- 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
Information Patent Application
Semiconductor device and method for manufacturing the same
- Publication number 20010008291
- Publication date Jul 19, 2001
- Takaaki Aoki
- H01 - BASIC ELECTRIC ELEMENTS

Yutaka Tomatsu

Person

Patents Grantslast 30 patents

Semiconductor device and method for manufacturing the same

Semiconductor device and method for manufacturing the same

Power semiconductor switching-device and semiconductor power module...

Trench-gate transistor with ono gate dielectric and fabrication pro...

Semiconductor device and method for manufacturing the same

Semiconductor device with peripheral portion for withstanding surge...

Semiconductor device and method for manufacturing the same

Method for manufacturing semiconductor device with power semiconduc...

P-channel MOSFET semiconductor device having a low on resistance

Method of producing a semiconductor device

Manufacturing method of semiconductor device with a groove

Semiconductor device and method of producing the same

Vertical type semiconductor device and gate structure

Semiconductor device with reduced breakdown voltage between the gat...

Method for producing semiconductor device having DMOS and NMOS elem...

Patents Applicationslast 30 patents

SEMICONDUCTOR DEVICE

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME

Power semiconductor switching-device and semiconductor power module...

Switch circuit and ignition apparatus employing the circuit

Method for manufacturing semiconductor device

Semiconductor device with peripheral portion for withstanding surge...

Semiconductor device and method for manufacturing the same

Method for manufacturing semiconductor device with power semiconduc...

Semiconductor device and method for manufacturing the same