Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854691 | Laser beam scanning type eye fundus camera | Akihiko Sekine, Shinji Wada, Kazuo Nunokawa, Masayuki Hideshima | 1989-08-08 |
| 4848907 | Method of and apparatus for analyzing interference fringes | Takashi Gemma, Satoh Takuji | 1989-07-18 |
| 4812042 | Holographic interferometer | Takashi Gemma, Takuji Satoh | 1989-03-14 |