Masashi Sekine

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Torrance, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Power factor correction integrated circuit with critical conduction...
- Patent number 8,174,855
- Issue date May 8, 2012
- International Rectifier Corporation
- Thomas J. Ribarich
- G05 - CONTROLLING REGULATING
Information Patent Grant
Lamp ballast for circuit driving multiple parallel lamps
- Patent number 7,372,215
- Issue date May 13, 2008
- International Rectifier Corporation
- Masashi Sekine
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High intensity discharge lamp ballast circuit
- Patent number 7,190,151
- Issue date Mar 13, 2007
- International Rectifier Corporation
- Thomas J. Ribarich
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Power factor correction IC
- Publication number 20070085517
- Publication date Apr 19, 2007
- Thomas J. Ribarich
- G05 - CONTROLLING REGULATING
Information Patent Application
Lamp ballast for circuit driving multiple parallel lamps
- Publication number 20050184685
- Publication date Aug 25, 2005
- International Rectifier Corporation
- Masashi Sekine
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
High intensity discharge lamp ballast circuit
- Publication number 20040217742
- Publication date Nov 4, 2004
- Thomas J. Ribarich
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...