Phi Hong Electronics (Shanghai) Co., Ltd.

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Electronic ballast using cut and save technology
- Patent number 6,933,684
- Issue date Aug 23, 2005
- Phi Hong Electronics (Shanghai) Co. Ltd.
- Kevin Jianwen Yang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fluorescent lamp end-of-life protection circuit
- Patent number 6,828,732
- Issue date Dec 7, 2004
- Phi Hong Electronics (Shanghai) Co., Ltd.
- Kevin J. Yang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Fluorescent lamp end-of-life protection circuit
- Publication number 20040124787
- Publication date Jul 1, 2004
- Phi Hong Electronics (Shanghai) Co., Ltd.
- Kevin J. Yang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Electronic ballast using cut & save technology
- Publication number 20030230990
- Publication date Dec 18, 2003
- Phi Hong Electronics (Shanghai) Co. Ltd.
- Kevin Jianwen Yang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Trademarklast 30 trademarks