Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6254893 | Composition for treating dry eye | — | 2001-07-03 |
| 5830508 | Composition for treating dry eye | — | 1998-11-03 |
| 5595764 | Ophthalmic composition for treating dry eye | — | 1997-01-21 |
| 5366739 | Method of ophthalmic drug delivery | — | 1994-11-22 |
| 5290572 | Opthalmic composition for treating dry eye | — | 1994-03-01 |
| 4915684 | Method and apparatus for modulating the flow of lacrimal fluid through a punctum and associated canaliculus | Hans-Walter Roth | 1990-04-10 |