Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6749302 | Afocal position detection system and ophthalmic instrument employing said system | Christopher Percival | 2004-06-15 |
| 6669340 | Alignment system for an ophthalmic instrument | Christopher Percival | 2003-12-30 |
| 6666555 | Ophthalmic refractor having retrofittable readout illumination | David Biggins, Carl E. Hynes, Donald E. Miller | 2003-12-23 |
| 6623429 | Hand-held non-contact tonometer | Christopher Percival, David A. Luce | 2003-09-23 |
| 5984476 | Ophthalmic instrument having self-calibrating optical system | David A. Luce | 1999-11-16 |