Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5455645 | Refractometer for measuring spherical refractive errors | Larry A. Spitzberg | 1995-10-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5455645 | Refractometer for measuring spherical refractive errors | Larry A. Spitzberg | 1995-10-03 |