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Makoto Matsushima
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Hyogo-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Pulse width modulation signal generating circuit
Patent number
7,953,145
Issue date
May 31, 2011
Ricoh Company, Ltd.
Makoto Matsushima
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
DC converter with halt mode setting means
Patent number
7,701,187
Issue date
Apr 20, 2010
Ricoh Company, Ltd.
Katsuhiko Manabe
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
DC converter with halt mode setting means
Patent number
7,408,334
Issue date
Aug 5, 2008
Ricoh Company, Ltd.
Katsuhiko Manabe
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Pulse with modulation signal generating circuit
Patent number
7,372,902
Issue date
May 13, 2008
Ricoh Company, Ltd.
Makoto Matsushima
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
DC converter with halt mode setting means
Patent number
7,193,400
Issue date
Mar 20, 2007
Ricoh Company, Ltd.
Katsuhiko Manabe
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Amplifying circuit, speaker system, and mobile information terminal...
Patent number
7,146,194
Issue date
Dec 5, 2006
Ricoh Company, Ltd.
Makoto Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
DC converter with halt mode setting means
Patent number
7,075,279
Issue date
Jul 11, 2006
Ricoh Company, Ltd.
Katsuhiko Manabe
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
DC converter with halt mode setting means
Patent number
6,922,043
Issue date
Jul 26, 2005
Ricoh Company, Ltd.
Katsuhiko Manabe
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Signal processing circuit with built-in dynamic range matching
Patent number
5,598,160
Issue date
Jan 28, 1997
Ricoh Company, Ltd.
Makoto Matsushima
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Apparatus for converting encoded data into image data, including da...
Patent number
5,453,788
Issue date
Sep 26, 1995
Ricoh Company, Ltd.
Makoto Matsushima
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
DC converter with halt mode setting means
Publication number
20080272759
Publication date
Nov 6, 2008
Katsuhiko Manabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
PULSE WIDTH MODULATION SIGNAL GENERATING CIRCUIT
Publication number
20080203933
Publication date
Aug 28, 2008
RICOH COMPANY, LTD.
Makoto Matsushima
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SEMICONDUCTOR CHIP, MULTI-CHIP SEMICONDUCTOR DEVICE, INSPECTION MET...
Publication number
20080197872
Publication date
Aug 21, 2008
Makoto Matsushima
G01 - MEASURING TESTING
Information
Patent Application
DC converter with halt mode setting means
Publication number
20070145963
Publication date
Jun 28, 2007
Katsuhiko Manabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
DC converter with halt mode setting means
Publication number
20060125459
Publication date
Jun 15, 2006
Katsuhiko Manabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
DC converter with halt mode setting means
Publication number
20060001411
Publication date
Jan 5, 2006
Katsuhiko Manabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Pulse width modulation signal generating circuit
Publication number
20040240540
Publication date
Dec 2, 2004
Makoto Matsushima
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Amplifying circuit, speaker system, and mobile information terminal...
Publication number
20040116162
Publication date
Jun 17, 2004
Makoto Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DC converter with halt mode setting means
Publication number
20040104715
Publication date
Jun 3, 2004
Katsuhiko Manabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...