Wu-Pen Chen

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Aluminum extruding machine
- Patent number 5,595,085
- Issue date Jan 21, 1997
- Wu-Hsiung Chen
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Sandbag
- Publication number 20080101734
- Publication date May 1, 2008
- Yaw-Tsan Chen
- B32 - LAYERED PRODUCTS