ZI-FU YANG

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Foshan City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing a heat sink
- Patent number 9,138,840
- Issue date Sep 22, 2015
- Champ Tech Optical (Foshan) Corporation
- Qiao-Long Chen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
HEAT DISSIPATION DEVICE
- Publication number 20130255929
- Publication date Oct 3, 2013
- FOXCONN TECHNOLOGY CO., LTD.
- QIAO-LONG CHEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HEAT SINK AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20130240190
- Publication date Sep 19, 2013
- QIAO-LONG CHEN
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR