Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6485142 | Artificial human eye and test apparatus | Kenneth W. Gish, John J. Sprenger | 2002-11-26 |
| 6411450 | Method of assessing the effectiveness of a laser eye protection device | Walter P. Gatewood, Jr., Jerri A. Tribble | 2002-06-25 |
| 5617257 | Variable focus adapter | Kenneth W. Gish, John J. Sprenger, William H. Finkbeiner, Jr. | 1997-04-01 |