Issued Patents 1994
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371630 | Zoom lens system | Yasuyuki Sugano | 1994-12-06 |
| 5353162 | Zoom lens system | Sachio Hasushita | 1994-10-04 |
| 5343329 | Zoom lens system | — | 1994-08-30 |
| 5331464 | Zoom lens system | Sachio Hasushita | 1994-07-19 |
| 5315439 | Zoom lens system | — | 1994-05-24 |
| 5313327 | Ocular lens | Sachio Hasushita | 1994-05-17 |
| 5309285 | Zoom lens system for use with a compact camera | — | 1994-05-03 |
| 5309278 | Real-image variable magnification finder including a light shield between two moving lens groups | Sachio Hasushita | 1994-05-03 |
| 5288387 | Apparatus for maintaining the activity of an enzyme electrode | Hideo Katayama | 1994-02-22 |
| 5280390 | Zoom lens system | — | 1994-01-18 |
| 5278699 | Zoom lens system | Sachio Hasushita, Shuji Yoneyama | 1994-01-11 |