Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4284399 | Contact lens mold | Paul A. Davignon, Harold M. Miller | 1981-08-18 |
| 4209289 | Contact lens mold | Ethan C. Hopkins, Paul A. Davignon | 1980-06-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4284399 | Contact lens mold | Paul A. Davignon, Harold M. Miller | 1981-08-18 |
| 4209289 | Contact lens mold | Ethan C. Hopkins, Paul A. Davignon | 1980-06-24 |