Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661537 | Ophthalmic auxiliary instrument and ophthalmic system using the same instrument | Masaru Okada | 1997-08-26 |
| 5627613 | Ophthalmological illumination device for observing an examined eye and method | — | 1997-05-06 |
| 5615049 | Internal focus objective lens | Masaaki Yanagisawa | 1997-03-25 |