Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4907040 | Thin film Schottky barrier device | Hiroshi Kobayashi, Taxay Sato, Shinichi Nishi, Hideo Watanabe | 1990-03-06 |
| 4617258 | Silver halide photographic material | Nobuo Sakamoto, Yoshikazu Watanabe | 1986-10-14 |
| 4543323 | Light-sensitive silver halide photographic material | Toshifumi Iijima, Satoshi Nakagawa | 1985-09-24 |
| 4500633 | Silver halide photographic material | Yoshikazu Watanabe | 1985-02-19 |
| 4481288 | Light-sensitive silver halide photographic material | Yoshitaka Yamada, Toshifumi Iijima, Toshihiko Yagi, Yoshihiro Haga, Kenji Kumashiro | 1984-11-06 |
| 4477561 | Silver halide photographic material | Yoshikazu Watanabe, Nobuo Sakamoto | 1984-10-16 |