Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4928439 | Lens edging machine and method | Rolando P. Ramos, Yordan Vulich | 1990-05-29 |
| 4870784 | Lens edging machine and method | Rolando P. Ramos, Yordan Vulich | 1989-10-03 |
| 4807398 | Lens edging machine | Rolando P. Ramos, Yordan Vulich | 1989-02-28 |
| 4423569 | Automatic lens edger | Theodore J. Stern | 1984-01-03 |
| 4286415 | Method of edging lenses | — | 1981-09-01 |
| 4233784 | Lens edging apparatus | — | 1980-11-18 |