Katsumi Sato

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ballast for a discharge lamp with integrated control circuit for co...
- Patent number 7,378,804
- Issue date May 27, 2008
- Matsushita Electric Works, Ltd.
- Kei Mitsuyasu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Discharge lamp lighting device and lighting apparatus
- Patent number 6,949,885
- Issue date Sep 27, 2005
- Matsushita Electric Works, Ltd.
- Katsunobu Hamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Inverter device including an auxiliary power supply with a smoothin...
- Patent number 5,764,496
- Issue date Jun 9, 1998
- Matsushita Electric Works, Ltd.
- Katsumi Sato
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power source device
- Patent number 5,541,829
- Issue date Jul 30, 1996
- Matsushita Electric Works, Ltd.
- Minorua Maehara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Ballast for a discharge lamp
- Publication number 20060158131
- Publication date Jul 20, 2006
- Kei Mitsuyasu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Discharge lamp lighting device and lighting apparatus
- Publication number 20040212318
- Publication date Oct 28, 2004
- MATSUSHITA ELECTRIC WORKS, Ltd.
- Katsunobu Hamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR