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Ryohei Saga
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Takasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Parallel power source system
Patent number
6,738,270
Issue date
May 18, 2004
Renesas Technology Corporation
Ryohei Saga
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Direct-current power-supply apparatus, control circuit thereof and...
Patent number
6,496,395
Issue date
Dec 17, 2002
Hitachi Ltd.
Norikazu Tokunaga
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Parallel power source system
Publication number
20020074862
Publication date
Jun 20, 2002
Ryohei Saga
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Direct-current power-supply apparatus, control circuit thereof and...
Publication number
20010026462
Publication date
Oct 4, 2001
Norikazu Tokunaga
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...