Masahito OTSUKI

Person

Nagano, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device
- Patent number 10,276,666
- Issue date Apr 30, 2019
- Fuji Electric Co., Ltd.
- Yasuyuki Hoshi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 10,236,677
- Issue date Mar 19, 2019
- Fuji Electric Co., Ltd.
- Tatsuya Naito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor device and semiconductor device manufacturing method
- Patent number 9,905,555
- Issue date Feb 27, 2018
- Fuji Electric Co., Ltd.
- Tatsuya Naito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 9,881,916
- Issue date Jan 30, 2018
- Fuji Electric Co., Ltd.
- Tatsuya Naito
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device
- Patent number 9,793,392
- Issue date Oct 17, 2017
- Fuji Electric Co., Ltd.
- Akimasa Kinoshita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 9,559,171
- Issue date Jan 31, 2017
- Fuji Electric Co., Ltd.
- Tatsuya Naito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical and trench type insulated gate MOS semiconductor device
- Patent number 8,242,556
- Issue date Aug 14, 2012
- Fuji Electric Co., Ltd.
- Koh Yoshikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power semiconductor device
- Patent number 8,008,734
- Issue date Aug 30, 2011
- Fuji Electric Co., Ltd.
- Hiroki Wakimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical and trench type insulated gate MOS semiconductor device
- Patent number 7,737,490
- Issue date Jun 15, 2010
- Fuji Electric Systems Co., Ltd.
- Koh Yoshikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulated gate semiconductor device
- Patent number 7,462,911
- Issue date Dec 9, 2008
- Fuji Electric Device Technology Co., Ltd.
- Hiroki Wakimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulated gate semiconductor device
- Patent number 7,151,297
- Issue date Dec 19, 2006
- Fuji Electric Device Technology Co., Ltd.
- Hiroki Wakimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulated gate semiconductor device
- Patent number 6,737,705
- Issue date May 18, 2004
- Fuji Electric Co., Ltd.
- Seiji Momota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power semiconductor rectifier with ring-shaped trenches
- Patent number 6,670,650
- Issue date Dec 30, 2003
- Fuji Electric Co., Ltd.
- Michio Nemoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 6,621,120
- Issue date Sep 16, 2003
- Fuji Electric Co., Ltd.
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of fabricating a semiconductor device with phosphorous and b...
- Patent number 6,559,023
- Issue date May 6, 2003
- Fuji Electric Co., Ltd.
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulated gate transistor and the method of manufacturing the same
- Patent number 6,501,128
- Issue date Dec 31, 2002
- Fuji Electric Co., Ltd.
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulated gate bipolar transistor device with a current limiting ci...
- Patent number 6,218,888
- Issue date Apr 17, 2001
- Fuji Electric Co., Ltd.
- Masahito Otsuki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device structure for insulated gate bipolar transistor
- Patent number 5,894,139
- Issue date Apr 13, 1999
- Fuji Electric Co., Ltd.
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Two-gate semiconductor power switching device
- Patent number 5,714,774
- Issue date Feb 3, 1998
- Fuji Electric Co., Ltd.
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 5,705,835
- Issue date Jan 6, 1998
- Fuji Electric Co., Ltd.
- Akira Nishiura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Double-gated turn-off thyristor
- Patent number 5,606,183
- Issue date Feb 25, 1997
- Fuji Electric Co., Ltd.
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Protective diode for transistor
- Patent number 5,561,313
- Issue date Oct 1, 1996
- Fuji Electric Co., Ltd.
- Ryu Saitoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control device of semiconductor power device
- Patent number 5,561,393
- Issue date Oct 1, 1996
- Fuji Electric Co., Ltd.
- Ken'ya Sakurai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Insulated gate-type bipolar transistor
- Patent number 5,559,347
- Issue date Sep 24, 1996
- Fuji Electronic Co., Ltd.
- Tomoyuki Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical MOS semiconductor device
- Patent number 5,559,355
- Issue date Sep 24, 1996
- Fuji Electric Co., Ltd.
- Tomoyuki Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulated-gate bipolar transistor
- Patent number 5,530,277
- Issue date Jun 25, 1996
- Fuji Electric Co., Ltd.
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Double gate semiconductor device and control device thereof
- Patent number 5,459,339
- Issue date Oct 17, 1995
- Fuji Electric Co., Ltd.
- Ken'ya Sakurai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power semiconductor device having an insulated gate field effect tr...
- Patent number 5,397,905
- Issue date Mar 14, 1995
- Fuji Electric Co., Ltd.
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device with low on-voltage and large controllable tur...
- Patent number 5,378,903
- Issue date Jan 3, 1995
- Fuji Electric Co., Ltd.
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20170365665
- Publication date Dec 21, 2017
- Fuji Electric Co., Ltd.
- Yasuyuki HOSHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20170229573
- Publication date Aug 10, 2017
- Fuji Electric Co., Ltd.
- Akimasa KINOSHITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20170047320
- Publication date Feb 16, 2017
- Fuji Electric Co., Ltd.
- Tatsuya NAITO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD
- Publication number 20170047319
- Publication date Feb 16, 2017
- Fuji Electric Co., Ltd.
- Tatsuya NAITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20160126718
- Publication date May 5, 2016
- Fuji Electric Co., Ltd.
- Tatsuya NAITO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20160111419
- Publication date Apr 21, 2016
- Fuji Electric Co., Ltd.
- Tatsuya NAITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VERTICAL AND TRENCH TYPE INSULATED GATE MOS SEMICONDUCTOR DEVICE
- Publication number 20100207162
- Publication date Aug 19, 2010
- FUJI ELECTRIC SYSTEMS CO., LTD.
- Koh YOSHIKAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER SEMICONDUCTOR DEVICE
- Publication number 20080169526
- Publication date Jul 17, 2008
- Fuji Electric Device Technology Co., LTD.
- Hiroki WAKIMOTO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VERTICAL AND TRENCH TYPE INSULATED GATE MOS SEMICONDUCTOR DEVICE
- Publication number 20070252195
- Publication date Nov 1, 2007
- Fuji Electric Device Technology Co., LTD.
- Koh Yoshikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INSULATED GATE SEMICONDUCTOR DEVICE
- Publication number 20070075331
- Publication date Apr 5, 2007
- Fuji Electric Device Technology Co., LTD.
- Hiroki WAKIMOTO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Insulated gate semiconductor device and method of manufacturing the...
- Publication number 20060163649
- Publication date Jul 27, 2006
- Fuji Electric Device
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Insulated gate semiconductor device
- Publication number 20050151187
- Publication date Jul 14, 2005
- Hiroki Wakimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Power semiconductor rectifier with ring-shaped trenches
- Publication number 20030052383
- Publication date Mar 20, 2003
- Fuji Electric Co., Ltd.
- Michio Nemoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for manufacturing a semiconductor device
- Publication number 20020127783
- Publication date Sep 12, 2002
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device
- Publication number 20020121660
- Publication date Sep 5, 2002
- Masahito Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Insulated gate semiconductor device
- Publication number 20010054738
- Publication date Dec 27, 2001
- Seiji Momota
- H01 - BASIC ELECTRIC ELEMENTS

Masahito OTSUKI

Person

Patents Grantslast 30 patents

Semiconductor device

Semiconductor device

Semiconductor device and semiconductor device manufacturing method

Semiconductor device

Semiconductor device

Semiconductor device

Vertical and trench type insulated gate MOS semiconductor device

Power semiconductor device

Vertical and trench type insulated gate MOS semiconductor device

Insulated gate semiconductor device

Insulated gate semiconductor device

Insulated gate semiconductor device

Power semiconductor rectifier with ring-shaped trenches

Semiconductor device

Method of fabricating a semiconductor device with phosphorous and b...

Insulated gate transistor and the method of manufacturing the same

Insulated gate bipolar transistor device with a current limiting ci...

Semiconductor device structure for insulated gate bipolar transistor

Two-gate semiconductor power switching device

Semiconductor device and method of manufacturing the same

Double-gated turn-off thyristor

Protective diode for transistor

Control device of semiconductor power device

Insulated gate-type bipolar transistor

Vertical MOS semiconductor device

Insulated-gate bipolar transistor

Double gate semiconductor device and control device thereof

Power semiconductor device having an insulated gate field effect tr...

Semiconductor device with low on-voltage and large controllable tur...

Patents Applicationslast 30 patents

SEMICONDUCTOR DEVICE

SEMICONDUCTOR DEVICE

SEMICONDUCTOR DEVICE

SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD

SEMICONDUCTOR DEVICE

SEMICONDUCTOR DEVICE

VERTICAL AND TRENCH TYPE INSULATED GATE MOS SEMICONDUCTOR DEVICE

POWER SEMICONDUCTOR DEVICE

VERTICAL AND TRENCH TYPE INSULATED GATE MOS SEMICONDUCTOR DEVICE

INSULATED GATE SEMICONDUCTOR DEVICE

Insulated gate semiconductor device and method of manufacturing the...

Insulated gate semiconductor device

Power semiconductor rectifier with ring-shaped trenches

Method for manufacturing a semiconductor device

Semiconductor device

Insulated gate semiconductor device