Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6871954 | Optically superior decentered over-the counter sunglasses | — | 2005-03-29 |
| 6264327 | Optically superior decentered over-the-counter sunglasses | — | 2001-07-24 |
| 6036315 | Optically superior decentered over-the-counter sunglasses | — | 2000-03-14 |
| 5835186 | Plano-aspheric spectacle lens | Steven Pratt | 1998-11-10 |