Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7820940 | Laser engraving mechanism and engraving method of using the same | CHIH-PEN LIN, Yu-Chuan Chen, Chuang Liu, Kai Yin | 2010-10-26 |
| 7798340 | Rack apparatus with retaining member for use in anodizing | CHIH-PEN LIN, Yu-Chuan Chen, YONG ZHANG, Xiao-Lin Wu, ZHAN-GANG ZHU | 2010-09-21 |
| 5968654 | Modification of polymeric substrates using dense or liquified gases | Samuel P. Sawan, W. Dale Spall | 1999-10-19 |