Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8450035 | Electrophotographic photosensitive body | Noriyoshi Ogawa | 2013-05-28 |
| 5185238 | Photographic film element | — | 1993-02-09 |
| 4954419 | Diffusion transfer photographic film unit | Yukio Shinagawa, Junichi Yamanouchi, Kentaro Shiratsuchi | 1990-09-04 |