Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8164831 | Optical depolarizers and DGD generators based on optical delay | X. Steve Yao, Yongqiang Shi | 2012-04-24 |
| 7535639 | Optical depolarizers and DGD generators based on optical delay | X. Steve Yao, Yongqiang Shi | 2009-05-19 |
| 7154659 | Optical depolarizers and DGD generators based on optical delay | X. Steve Yao, Yongqiang Shi | 2006-12-26 |
| 6683112 | Gabapentin prodrugs and formulations | Chih-Ming Chen | 2004-01-27 |
| 5728402 | Controlled release formulation of captopril or a prodrug of captopril | Chih-Ming Chen, Jainbo Xie, Elliot Hahn | 1998-03-17 |