Yoshimasa Kawashima

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Osaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Attachment for preventing cover from falling off
- Patent number 7,300,293
- Issue date Nov 27, 2007
- Sansha Electric Manufacturing Company, Limited
- Masao Katooka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power supply apparatus
- Patent number 6,665,183
- Issue date Dec 16, 2003
- Sansha Electric Manufacturing Company, Limited
- Kunio Shikata
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power supply apparatus
- Patent number D474738
- Issue date May 20, 2003
- Sansha Electric Manufacturing Company, Limited
- Hideo Ishii
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Cooling structure for power supply device
- Patent number 5,424,915
- Issue date Jun 13, 1995
- Sansha Electric Manufacturing Company, Ltd.
- Masao Katooka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ATTACHMENT FOR PREVENTING COVER FROM FALLING OFF
- Publication number 20070117443
- Publication date May 24, 2007
- SANSHA ELECTRIC MANUFACTURING COMPANY, LIMITED
- Masao Katooka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR