Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6579478 | Progressive lens apparatus and process | Loren C. Lossman, Larry H. Joel | 2003-06-17 |
| 6284159 | Progressive lens apparatus and process | Loren C. Lossman, Larry H. Joel | 2001-09-04 |
| 6105925 | Progressive lens apparatus and process | Loren C. Lossman, Larry H. Joel | 2000-08-22 |
| 5689324 | Progressive lens | Loren C. Lossman, Larry H. Joel | 1997-11-18 |