Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540532 | Method and apparatus for molding ophthalmic lenses | Donald H. Petcen | 1985-09-10 |
| 4363330 | Method, system and apparatus for cutting profiles from natural leaves | Verner Anderson, David J. Logan, Leonard G. Rich | 1982-12-14 |