Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 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 | $28,159,000 |
| 5728402 | Controlled release formulation of captopril or a prodrug of captopril | Chih-Ming Chen, Jainbo Xie, Elliot Hahn | 1998-03-17 | $5,271,000 |