Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7758883 | Three layer artificial tear formulation | Joel S. Echols, Wolfgang Widera | 2010-07-20 |
| 5380303 | Method for using an antimicrobial agent for ophthalmic formulations | Stephen TONGE | 1995-01-10 |
| 5300296 | Antimicrobial agent for opthalmic formulations | Stephen TONGE | 1994-04-05 |
| 4883658 | Ophthalmic solution for treatment of dry-eye syndrome | — | 1989-11-28 |
| 4744980 | Ophthalmic solution for treatment of dry eye syndrome | — | 1988-05-17 |
| 4597965 | Method and composition for controlling corneal hydration | — | 1986-07-01 |
| 4518579 | pH stabilized fluorescing ophthalmic composition containing fluorexon | — | 1985-05-21 |
| 4271144 | Dextran composition for controlling corneal hydration | — | 1981-06-02 |