Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6988800 | Toric contact lens with meniscus-shaped flattened top and bottom zones for dynamic stabilization | Yu-Jan Chou, Cheng-Liang Lee | 2006-01-24 |
| 6939118 | Molding apparatus for toric contact lenses | Yu-Jan Chou, Ming Lee, Cheng-Liang Lee | 2005-09-06 |