Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5716633 | Collagen-hydrogel for promoting epithelial cell growth and regeneration of the stroma and artificial lens using the same | — | 1998-02-10 |
| 5522888 | Collagen-hydrogel for promoting epithelial cell growth and regeneration of the stroma | — | 1996-06-04 |
| 5213720 | Method of fabricating a collagen-hydrogel | — | 1993-05-25 |
| 5114627 | Method for producing a collagen hydrogel | — | 1992-05-19 |
| 5112350 | Method for locating on a cornea an artificial lens fabricated from a collagen-hydrogel for promoting epithelial cell growth and regeneration of the stroma | Dennis D. Shepard | 1992-05-12 |
| 4994081 | Method for locating on a cornea an artificial lens fabricated from a collagen-hydrogel for promoting epithelial cell growth | Dennis D. Shepard | 1991-02-19 |
| 4983181 | Collagen hydrogel for promoting epithelial cell growth and artificial lens using the same | — | 1991-01-08 |