Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9022331 | Suction device | — | 2015-05-05 |
| 8289945 | Method and apparatus for adjusting reference frequency | Xue-Jian Liao | 2012-10-16 |
| 8050341 | Method and apparatus for acquiring frequency of multi-path signal | Xue-Jian Liao | 2011-11-01 |
| 7261027 | Sawing machine | — | 2007-08-28 |
| 6442836 | Method of making folded fin | Yu-Ping Chen, Chao-Kun Tseng | 2002-09-03 |
| 6195874 | Folded fin forming method, machine and folded fin obtained therefrom | Y.T. Chen, Chao-Kun Tseng | 2001-03-06 |
| D414787 | Metal cutting band-saw | — | 1999-10-05 |
| 5897109 | Quickly adjustable vise | — | 1999-04-27 |
| D403001 | Metal cutting band-saw | — | 1998-12-22 |
| D400216 | Metal cutting band-saw | — | 1998-10-27 |
| 4775093 | Foldable assembly type plastic package box | — | 1988-10-04 |