Dick Chen

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Feng-Shan City, Kaohsiung Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Rivet tool head
- Patent number 6,732,563
- Issue date May 11, 2004
- Dick Chen
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Riveting tool for fastening a hollow rivet to a curved workpiece
- Patent number 6,539,768
- Issue date Apr 1, 2003
- Dick Chen
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...