Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5020898 | Contact lens for correction of astigmatism | — | 1991-06-04 |
| 4549794 | Hydrophilic bifocal contact lens | Samuel Loshaek | 1985-10-29 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5020898 | Contact lens for correction of astigmatism | — | 1991-06-04 |
| 4549794 | Hydrophilic bifocal contact lens | Samuel Loshaek | 1985-10-29 |