Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4912023 | Photographic light-sensitive materials having an oil component and a block copolymer | Keiichi Adachi, Yukio Aogaki | 1990-03-27 |
| 4728595 | Photographic element | Hiroshi Hayashi, Masaharu Toriuchi, Junichi Yamanouchi | 1988-03-01 |
| 4581328 | Internal latent image core/shell silver halide photographic emulsions | — | 1986-04-08 |