Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4559897 | Hydrophilic lens tinting and coloring apparatus | Geoffrey W. Doris, Stephen D. Newman | 1985-12-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4559897 | Hydrophilic lens tinting and coloring apparatus | Geoffrey W. Doris, Stephen D. Newman | 1985-12-24 |