Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887897 | Eye examining apparatus | Noriyuki Nose | 1989-12-19 |
| 4872058 | Automatic focusing device | Takeshi Baba | 1989-10-03 |
| 4842408 | Phase shift measuring apparatus utilizing optical meterodyne techniques | Minoru Yoshii, Noriyuki Nose, Yoshimichi Okada | 1989-06-27 |
| 4840473 | Optical device | Nobuo Kushibiki, Noriyuki Nose, Toshiyuki Nakajima, Takeshi Baba, Masakazu Matsugu | 1989-06-20 |
| 4804831 | Focus detecting apparatus independent of object image contrast | Takashi Baba, Minoru Yoshii, Takako Watanabe | 1989-02-14 |