Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7862532 | Punctum plugs having insertion guides and strengthening beams | — | 2011-01-04 |
| 6994684 | Punctum plugs having fluid collecting recesses and methods of punctal occlusion | Michael J. Watermeier | 2006-02-07 |