Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5604547 | Aspheric/atoric wide field sunglasses and safety eyewear | John K. Davis | 1997-02-18 |
| 5327181 | Progressive lens for specialty and occupational use | — | 1994-07-05 |
| 5285222 | Progressive lens series | — | 1994-02-08 |
| 4597630 | Self-derived reference beam holography using a dove prism | Robert W. Brandstetter, Otto F. Lynn, Abraham Reich | 1986-07-01 |