Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7086582 | Sequential punch press with complementary sliding plates | Chia-Hsiang Yang, Chun-Hsien Chiang, Liu Tang, You Cai Yang, Ke Liu | 2006-08-08 |
| 6736039 | Workpiece shift apparatus for punch press | Chia-Hsiang Yang, Liu Tang, You Cai Yang, Tai Ping Chou | 2004-05-18 |
| 6626281 | Workpiece shift apparatus for punch press | Chun-Hsien Chiang, Liu Tang, Xu Zhou, You Cai Yang, Ke Liu | 2003-09-30 |