Chien Hoa Tzeng

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Surface treatment method and device thereof
- Patent number 8,470,159
- Issue date Jun 25, 2013
- NATIONAL TAIWAN UNIVERSITY
- Yao Yang Tsai
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Surface treatment method and device thereof
- Publication number 20080000584
- Publication date Jan 3, 2008
- Yao Yang Tsai
- B24 - GRINDING POLISHING