Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860043 | Apparatus for kinematic linkage in interchangeable lens type of camera | Hiroshi Kurei, Takumi Kobayashi | 1989-08-22 |
| 4828385 | Autolensmeter | Yasufumi Fukuma | 1989-05-09 |
| 4810085 | Corneal configuration measuring apparatus | Yasufumi Fukuma, Yoshinori Oana | 1989-03-07 |
| 4796989 | Opthalmological measuring apparatus | Yasufumi Fukuma, Yoshinori Oana | 1989-01-10 |