Jian Shun Chiu

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Pressure releasing material feeding screw rod used in melting metal...
- Patent number 6,772,822
- Issue date Aug 10, 2004
- Ji-Yin Wu
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Pressure releasing material feeding screw rod used in melting metal...
- Publication number 20030234094
- Publication date Dec 25, 2003
- Ji-Yin Wu
- B22 - CASTING POWDER METALLURGY