Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6969403 | Accommodative intraocular lens | Yin Yang, Xiaoxiao Zhang | 2005-11-29 |
| 6926736 | Accommodative intraocular lens | Yin Yang, Xiaoxiao Zhang | 2005-08-09 |
| 6695881 | Accommodative intraocular lens | Yin Yang, Xiaoxiao Zhang | 2004-02-24 |