Membership
Tour
Register
Log in
Yasunori Usui
Follow
Person
Yokohama-shi, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
MOSFET
Patent number
7,537,983
Issue date
May 26, 2009
Kabushiki Kaisha Toshiba
Takeshi Uchihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vertical type semiconductor device and method of manufacturing the...
Patent number
7,224,022
Issue date
May 29, 2007
Kabushiki Kaisha Toshiba
Keinichi Tokano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
6,943,406
Issue date
Sep 13, 2005
Kabushiki Kaisha Toshiba
Takeshi Uchihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and manufacturing method thereof
Patent number
6,521,954
Issue date
Feb 18, 2003
Kabushiki Kaisha Toshiba
Shigeo Kouzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power MOSFET having laterally three-layered structure formed among...
Patent number
6,410,958
Issue date
Jun 25, 2002
Kabushiki Kaisha Toshiba
Yasunori Usui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MOS gate controlled thyristor
Patent number
5,796,124
Issue date
Aug 18, 1998
Kabushiki Kaisha Toshiba
Hidetoshi Nakanishi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MOS gate controlled thyristor
Patent number
5,543,639
Issue date
Aug 6, 1996
Kabushiki Kaisha Toshiba
Hidetoshi Nakanishi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
5,489,789
Issue date
Feb 6, 1996
Kabushiki Kaisha Toshiba
Hidetoshi Nakanishi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light triggered triac device and method of driving the same
Patent number
5,345,094
Issue date
Sep 6, 1994
Kabushiki Kaisha Toshiba
Yasunori Usui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MOS gate controlled thyristor having improved turn on/turn off char...
Patent number
5,336,907
Issue date
Aug 9, 1994
Kabushiki Kaisha Toshiba
Hidetoshi Nakanishi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Press-contact type semiconductor device
Patent number
4,918,514
Issue date
Apr 17, 1990
Kabushiki Kaisha Toshiba
Hideo Matsuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power semiconductor device
Patent number
4,882,612
Issue date
Nov 21, 1989
Kabushiki Kaisha Toshiba
Yasunori Usui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device turned on and off by light
Patent number
4,717,947
Issue date
Jan 5, 1988
Kabushiki Kaisha Toshiba
Hideo Matsuda
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
MOBILE DEVICE
Publication number
20120165081
Publication date
Jun 28, 2012
CASIO COMPUTER CO., LTD.
Youichi USHIGOME
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MOBILE DEVICE
Publication number
20120162881
Publication date
Jun 28, 2012
CASIO COMPUTER CO., LTD.
Yasunori USUI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Coupling Device
Publication number
20060197112
Publication date
Sep 7, 2006
Kabushiki Kaisha Toshiba
Takeshi Uchihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MOSFET
Publication number
20060170049
Publication date
Aug 3, 2006
Kabushiki Kaisha Toshiba
Takeshi Uchihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MOSFET and optical coupling device having the same
Publication number
20060170041
Publication date
Aug 3, 2006
Kabushiki Kaisha Toshiba
Takeshi Uchihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor device
Publication number
20040262675
Publication date
Dec 30, 2004
Kabushiki Kaisha Toshiba
Takeshi Uchihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method of manufacturing the same
Publication number
20040238844
Publication date
Dec 2, 2004
Kenichi Tokano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
A POWER MOSFET HAVING LATERALLY THREE-LAYERED STRUCTURE FORMED AMON...
Publication number
20020063259
Publication date
May 30, 2002
Yasunori Usui
H01 - BASIC ELECTRIC ELEMENTS