Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683850 | Diazo heat-sensitive recording material comprising hydroxy coumarin as a coupler | Hiroshi Sato, Sadao Ishige, Kimiatsu Nomura, Mitsuyuki Tsurumi | 1997-11-04 |
| 5486446 | Multi-color heat-sensitive recording material utilizing multiple diazonium salt layers | Hiroshi Kamikawa, Hiroshi Satoh, Kimiatus Nomura, Mitsuyuki Tsurumi | 1996-01-23 |
| 5266453 | Silver Halide photographic light-sensitive material | Yoko Idogaki | 1993-11-30 |
| 5227284 | Silver halide photographic material | Yukio Karino, Hisashi Okamura, Morio Yagihara | 1993-07-13 |
| 5188928 | Silver halide photographic material containing light absorbing compound | Yukio Karino | 1993-02-23 |
| 5158892 | Selenium sensitizers for silver halide photographic materials | Hirotomo Sasaki, Hiroyuki Mifune, Mikio Ihama | 1992-10-27 |
| 5118596 | Silver halide color photographic material | — | 1992-06-02 |
| 5100761 | Silver halide photographic materials | Morio Yagihara, Hisashi Okada, Kazunobu Katoh, Noriyuki Inoue, Shingo Nishiyama | 1992-03-31 |
| 5066573 | Silver halide color photographic material | Morio Yagihara, Kei Sakanoue | 1991-11-19 |
| 4966835 | Method for processing a silver halide color photographic material | Morio Yagihara, Kei Sakanoue | 1990-10-30 |
| 4923789 | Silver halide photographic material | Morio Yagihara, Toshinao Ukai, Kazunobu Katoh | 1990-05-08 |