Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5835192 | Contact lenses and method of fitting contact lenses | Jeffrey H. Roffman, Edgar V. Menezes, Timothy R. Poling, Michel Guillon | 1998-11-10 |
| 5805260 | Combined multifocal toric lens designs | Jeffrey H. Roffman, Timothy A. Clutterbuck | 1998-09-08 |
| 5650837 | Rotationally stable contact lens designs | Jeffrey H. Roffman, Timothy A. Clutterbuck, Edgar V. Menezes | 1997-07-22 |
| 5650838 | Programmable smooth junctions on lenses | Jeffrey H. Roffman, Timothy A. Clutterbuck | 1997-07-22 |