Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645848 | Controlled release composition for active substances into an aqueous medium | Nimai C. De | 1997-07-08 |
| 5591426 | Ophthalmic solution for artificial tears | Henry P. Dabrowski, O. William Lever, Jr. | 1997-01-07 |