Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887804 | Stage mechanism | — | 1989-12-19 |
| 4850709 | Fabri-perot spectroscopy method and apparatus utilizing the same | Mikichi Ban, Osamu Kakuchi, Hironori Yamamoto, Osamu SHIBA, Kazuhiko Hara | 1989-07-25 |