Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5056909 | Contact lens for compensating eye dominance crossover | Richard J. Stepniewski | 1991-10-15 |
| 5052794 | Contact lens for compensating eye dominance crossover | Richard J. Stepniewski | 1991-10-01 |
| 4761196 | Method for overcoming optical deficiencies of shooters | Richard J. Stepniewski | 1988-08-02 |