Haoran Zeng

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Dongyang City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Circuit of the electronic ballast with the capability of automatic...
- Patent number 7,564,195
- Issue date Jul 21, 2009
- Dongyang Tospo Lighting Co., Ltd.
- Haoran Zeng
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Single-channel comprehensive protection circuit
- Patent number 7,336,040
- Issue date Feb 26, 2008
- Hengdian Tospo Electronics Co. Ltd.
- Haoran Zeng
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Circuit of the electronic ballast with the capability of automatic...
- Publication number 20080061713
- Publication date Mar 13, 2008
- Haoran Zeng
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Single-channel comprehensive protection circuit
- Publication number 20070090776
- Publication date Apr 26, 2007
- Haoran Zeng
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...