Xiyuan He

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor lamp
- Patent number 7,800,119
- Issue date Sep 21, 2010
- OSRAM Gesellschaft mit beschrankänkter Haftung
- Xiyuan He
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor lamp
- Publication number 20080157112
- Publication date Jul 3, 2008
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Xiyuan He
- F21 - LIGHTING