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Kasugai, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Control circuit for DC-DC converter, DC-DC converter, and method fo...
Patent number
8,587,265
Issue date
Nov 19, 2013
Spansion LLC
Eiji Nishimori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Constant voltage circuit, constant voltage supply system and consta...
Patent number
7,990,207
Issue date
Aug 2, 2011
Fujitsu Semiconductor Limited
Eiji Nishimori
G05 - CONTROLLING REGULATING
Information
Patent Grant
Control circuit and control method of current mode control type DC-...
Patent number
7,876,077
Issue date
Jan 25, 2011
Fujitsu Semiconductor Limited
Eiji Nishimori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
DC-DC converter control circuit and DC-DC converter control method
Patent number
7,595,621
Issue date
Sep 29, 2009
Fujitsu Microelectronics Limited
Eiji Nishimori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Operational amplifier and method for canceling offset voltage of op...
Patent number
7,368,983
Issue date
May 6, 2008
Fujitsu Limited
Eiji Nishimori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Bipolar supply voltage generator and semiconductor device for same
Patent number
7,342,436
Issue date
Mar 11, 2008
Fujitsu Limited
Chikara Tsuchiya
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Operational amplifier
Patent number
7,342,443
Issue date
Mar 11, 2008
Fujitsu Limited
Eiji Nishimori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Operational amplifier and method for canceling offset voltage of op...
Patent number
7,253,679
Issue date
Aug 7, 2007
Fujitsu Limited
Eiji Nishimori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Multiphase DC-DC converter
Patent number
7,161,337
Issue date
Jan 9, 2007
Fujitsu Limited
Eiji Nishimori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switching regulator having two or more outputs
Patent number
6,900,620
Issue date
May 31, 2005
Fujitsu Limited
Eiji Nishimori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Temperature compensated crystal oscillator
Patent number
5,668,506
Issue date
Sep 16, 1997
Kabushiki Kaisha Meidensha
Takao Watanabe
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Field effect transistor gate circuit for analog signals
Patent number
4,551,644
Issue date
Nov 5, 1985
Fujitsu Limited
Eiji Nishimori
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
CONTROL CIRCUIT FOR DC-DC CONVERTER, DC-DC CONVERTER, AND METHOD FO...
Publication number
20100225292
Publication date
Sep 9, 2010
FUJITSU MICROELECTRONICS LIMITED
Eiji NISHIMORI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONSTANT VOLTAGE CIRCUIT, CONSTANT VOLTAGE SUPPLY SYSTEM AND CONSTA...
Publication number
20090146729
Publication date
Jun 11, 2009
Fujitsu Limited
Eiji NISHIMORI
G05 - CONTROLLING REGULATING
Information
Patent Application
Operational amplifier and method for canceling offset voltage of op...
Publication number
20080018394
Publication date
Jan 24, 2008
FUJITSU LIMITED
Eiji Nishimori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Linear regulator circuit
Publication number
20070216381
Publication date
Sep 20, 2007
FUJITSU LIMITED
Chikara Tsuchiya
G05 - CONTROLLING REGULATING
Information
Patent Application
Operational amplifier
Publication number
20070188223
Publication date
Aug 16, 2007
FUJITSU LIMITED
Eiji Nishimori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DC-DC converter control circuit and DC-DC converter control method
Publication number
20070139027
Publication date
Jun 21, 2007
FUJITSU LIMITED
Eiji Nishimori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Control circuit of DC-DC converter and control method thereof
Publication number
20070090818
Publication date
Apr 26, 2007
FUJITSU LIMITED
Eiji Nishimori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Control circuit and control method of current mode control type DC-...
Publication number
20060202669
Publication date
Sep 14, 2006
FUJITSU LIMITED
Eiji Nishimori
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Operational amplifier and method for canceling offset voltage of op...
Publication number
20060202750
Publication date
Sep 14, 2006
FUJITSU LIMITED
Eiji Nishimori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Multiphase DC-DC converter
Publication number
20060158159
Publication date
Jul 20, 2006
FUJITSU LIMITED
Eiji Nishimori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Switching regulator having two or more outputs
Publication number
20030184269
Publication date
Oct 2, 2003
FUJITSU LIMITED
Eiji Nishimori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Bipolar supply voltage generator and semiconductor device for same
Publication number
20030117209
Publication date
Jun 26, 2003
FUJITSU LIMITED
Chikara Tsuchiya
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER