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Chikara TSUCHIYA
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Kasugai, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Active rectifying apparatus
Patent number
8,416,015
Issue date
Apr 9, 2013
Fujitsu Semiconductor Limited
Chikara Tsuchiya
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power supply circuit for providing semiconductor integrated circuit...
Patent number
7,928,601
Issue date
Apr 19, 2011
Fujitsu Semiconductor Limited
Hidekiyo Ozawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
DC-DC converter and control circuit for DC-DC converter
Patent number
7,777,473
Issue date
Aug 17, 2010
Fujitsu Semiconductor Limited
Morihito Hasegawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
DC-DC converter and control circuit for DC-DC converter
Patent number
7,456,623
Issue date
Nov 25, 2008
Fujitsu Limited
Morihito Hasegawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Offset cancel circuit of voltage follower equipped with operational...
Patent number
7,358,946
Issue date
Apr 15, 2008
Fujitsu Limited
Masatoshi Kokubun
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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
X-Y address type solid-state image pickup device with an image aver...
Patent number
7,242,427
Issue date
Jul 10, 2007
Fujitsu Limited
Masatoshi Kokubun
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
CMOS image sensor with voltage control circuit
Patent number
7,224,390
Issue date
May 29, 2007
Fujitsu Limited
Masatoshi Kokubun
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control circuit for DC-DC converter in semiconductor integrated cir...
Patent number
7,221,131
Issue date
May 22, 2007
Fujitsu Limited
Hidekiyo Ozawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
CMOS sensor circuit having a voltage control circuit controlling a...
Patent number
7,196,726
Issue date
Mar 27, 2007
Fujitsu Limited
Masatoshi Kokubun
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
DC/DC converter
Patent number
7,019,501
Issue date
Mar 28, 2006
Fujitsu Limited
Hirofumi Dogome
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Offset cancel circuit of voltage follower equipped with operational...
Patent number
6,946,905
Issue date
Sep 20, 2005
Fujitsu Limited
Masatoshi Kokubun
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Image sensor
Patent number
6,914,631
Issue date
Jul 5, 2005
Fujitsu Limited
Shinya Udo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
A/D converter with reduced power consumption
Patent number
6,888,488
Issue date
May 3, 2005
Fujitsu Limited
Hiroshi Takakusagi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Solid state image pickup apparatus having a plurality of split buses
Patent number
6,747,700
Issue date
Jun 8, 2004
Fujitsu Limited
Jun Funakoshi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Operational amplifier and its offset cancel circuit
Patent number
6,448,836
Issue date
Sep 10, 2002
Fujitsu Limited
Masatoshi Kokubun
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Delay circuit manufacturable by semiconductor elements
Patent number
5,721,505
Issue date
Feb 24, 1998
Fujitsu Limited
Chikara Tsuchiya
H03 - BASIC ELECTRONIC CIRCUITRY
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
Digital temperature compensated crystal oscillator
Patent number
5,548,252
Issue date
Aug 20, 1996
Kabushiki Kaisha Meidensha
Takao Watanabe
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Delay circuit manufacturable by semiconductor elements
Patent number
5,461,335
Issue date
Oct 24, 1995
Fujitsu Limited
Chikara Tsuchiya
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Preamplifing circuit for a magnetoresistance device
Patent number
5,452,148
Issue date
Sep 19, 1995
Fujitsu Limited
Takumi Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Ring oscillator having outputs that are selectively combined to pro...
Patent number
5,262,735
Issue date
Nov 16, 1993
Fujitsu Limited
Yasuhiro Hashimoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Neuron architecture
Patent number
5,220,559
Issue date
Jun 15, 1993
Fujitsu Limited
Hiroyuki Tsuzuki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Error absorbing system in a neuron computer
Patent number
5,216,746
Issue date
Jun 1, 1993
Fujitsu Limited
Hideki Yoshizawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Neurocomputer with analog signal bus
Patent number
5,131,072
Issue date
Jul 14, 1992
Fujitsu, Ltd.
Hideki Yoshizawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Detection circuit for amplitude modulated signals
Patent number
5,126,683
Issue date
Jun 30, 1992
Fujitsu Limited
Katsuya Ishikawa
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
Information
Patent Grant
Integrated circuit having an input voltage-clamping function and an...
Patent number
4,525,637
Issue date
Jun 25, 1985
Fujitsu Limited
Yoshiaki Sano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audio-frequency power amplifier
Patent number
4,433,306
Issue date
Feb 21, 1984
Fujitsu Limited
Hideo Honda
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Integrated circuit for generating a reference voltage
Patent number
4,362,985
Issue date
Dec 7, 1982
Fujitsu Limited
Chikara Tsuchiya
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR APPARATUS
Publication number
20110181218
Publication date
Jul 28, 2011
FUJITSU SEMICONDUCTOR LIMITED
Chikara TSUCHIYA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DC-DC CONVERTER AND CONTROL CIRCUIT FOR DC-DC CONVERTER
Publication number
20090051339
Publication date
Feb 26, 2009
FUJITSU LIMITED
Morihito Hasegawa
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
DC-DC converter and control circuit for DC-DC converter
Publication number
20070145961
Publication date
Jun 28, 2007
FUJITSU LIMITED
Morihito Hasegawa
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Power supply circuit for providing semiconductor integrated circuit...
Publication number
20060139828
Publication date
Jun 29, 2006
FUJITSU LIMITED
Hidekiyo Ozawa
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Control circuit for DC-DC converter in semiconductor integrated cir...
Publication number
20060139820
Publication date
Jun 29, 2006
FUJITSU LIMITED
Hidekiyo Ozawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Offset cancel circuit of voltage follower equipped with operational...
Publication number
20050270264
Publication date
Dec 8, 2005
FUJITSU LIMITED
Masatoshi Kokubun
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
DC/DC converter
Publication number
20050030777
Publication date
Feb 10, 2005
FUJITSU LIMITED
Hirofumi Dogome
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CMOS image sensor
Publication number
20030146993
Publication date
Aug 7, 2003
FUJITSU LIMITED
Masatoshi Kokubun
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Information
Patent Application
A/D converter with reduced power consumption
Publication number
20030112169
Publication date
Jun 19, 2003
FUJITSU LIMITED
Hiroshi Takakusagi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Offset cancel circuit of voltage follower equipped with operational...
Publication number
20030103029
Publication date
Jun 5, 2003
FUJITSU LIMITED
Masatoshi Kokubun
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
CMOS sensor circuit having a voltage control circuit controlling a...
Publication number
20020163584
Publication date
Nov 7, 2002
FUJITSU LIMITED
Masatoshi Kokubun
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
X-Y address type solid-state image pickup device
Publication number
20020158982
Publication date
Oct 31, 2002
FUJITSU LIMITED
Masatoshi Kokubun
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
X-Y address type solid-state image pickup device
Publication number
20020158974
Publication date
Oct 31, 2002
FUJITSU LIMITED
Shinya Udo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Operational amplifier and its offset cancel circuit
Publication number
20020008562
Publication date
Jan 24, 2002
FUJITSU LIMITED
Masatoshi Kokubun
H03 - BASIC ELECTRONIC CIRCUITRY