Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4949358 | Ring laser with improved beam quality | Klaus Hachfeld, James L. Hobart | 1990-08-14 |
| 4386611 | Tonometer with improved fluid discharged tube | Robert G. Lavallee | 1983-06-07 |
| 4238142 | Method and apparatus for examining and photographing the ocular fundus | William D. Richards, Bernard Grolman | 1980-12-09 |
| 4220038 | Apparatus for monitoring instrument readings of transient force of a moving fluid column | — | 1980-09-02 |