Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316881 | Photoconductor for electrophotgraphy containing benzidine derivative | Yoichi Nakamura, Sumitaka Nogami | 1994-05-31 |
| 5278597 | Camera with a positive meniscus lens | — | 1994-01-11 |
| 5175648 | Zoom lens | — | 1992-12-29 |
| 5079575 | Camera incorporating a zoom lens | Tamotsu Nii, Hideo Shizume | 1992-01-07 |
| 5071235 | Small type variable focal length lens | Akira Ishisaka | 1991-12-10 |
| 4385710 | Device for emergently relieving pressure | Tomomichi Kurihara | 1983-05-31 |