Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4710003 | Cornea shape measuring apparatus | Takashi Masuda, Kyoji Sekiguchi | 1987-12-01 |
| 4666269 | Ophthalmologic apparatus | Kyoji Sekiguchi, Takashi Masuda | 1987-05-19 |
| 4660946 | Cornea shape measuring method and apparatus | Takashi Masuda, Kyoji Sekiguchi | 1987-04-28 |