Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6568055 | Arbor clamping apparatus for boring and milling machines | Lei Chen, WEN-REY WANG | 2003-05-27 |
| 6537024 | Method for fabricating sheet metal pump casing | Huan-Jan Chien, Char-Lie Pen | 2003-03-25 |