Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7956131 | Lactam polymer derivatives | Stephen C. Arnold | 2011-06-07 |
| 7947849 | UV-absorbers for ophthalmic lens materials | — | 2011-05-24 |
| 7884228 | UV-absorbers for ophthalmic lens materials | — | 2011-02-08 |