Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5393648 | Silver halide photographic material | Satoru Toda, Tomokazu Yasuda | 1995-02-28 |
| 5391470 | Silver halide photographic material | Tomokazu Yasuda, Junichi Yamanouchi | 1995-02-21 |
| 5328818 | Silver halide color photographic light-sensitive material | Hiroshi Fukuzawa, Kohzaburoh Yamada, Keiji Mihayashi, Shigeru Shibayama, Minoru Sato +1 more | 1994-07-12 |
| 5288600 | Silver halide photographic material containing an oil-soluble dye dispersion | Junichi Yamanouchi, Yoshihiro Jimbo, Toshiyuki Watanabe, Yukio Karino, Kei Sakanoue | 1994-02-22 |
| 5264333 | Silver halide photographic material | Junichi Yamanouchi, Satoru Toda | 1993-11-23 |
| 5059517 | Silver halide photographic emulsion and multilayer photographic light-sensitive material having the same | Mikio Ihama, Yuji Kume, Hiroshi Ayato | 1991-10-22 |
| 5043258 | Silver halide photographic emulsion | Mikio Ihama, Yuji Kume, Hiroshi Takehara, Hiroshi Ayato, Yoichi Suga +1 more | 1991-08-27 |
| 4977075 | Silver halide photographic emulsion | Mikio Ihama, Yuji Kume, Hiroshi Takehara, Masao Arai | 1990-12-11 |
| 4933989 | Silver halide color photographic material | Yuji Kume, Keiji Mihayashi, Mikio Ihama | 1990-06-12 |
| 4927743 | Silver halide photographic light-sensitive materials having specified coupler, dir coupler and silver coverage | — | 1990-05-22 |
| H782 | Silver halide color photographic material | Mitsunori Ono, Yoshisada Nakamura, Shingo Sato | 1990-05-01 |
| 4863841 | Silver halide color photographic material | Hisashi Okamura, Hidetoshi Kobayashi, Toshihiro Nishikawa | 1989-09-05 |
| 4857447 | Silver halide color photographic light-sensitive material containing a coupler having a dye moiety | Mitsunori Ono | 1989-08-15 |
| 4842985 | Silver halide color photographic material | Mitsunori Ono, Keiji Mihayashi, Seiji Ichijima, Isamu Itoh, Yoshisada Nakamura | 1989-06-27 |
| 4824773 | Silver halide color photographic material | Shingo Sato, Yoshisada Nakamura | 1989-04-25 |
| 4711837 | Silver halide color photographic material | Seiji Ichijima, Mitsunori Ono, Isamu Itoh, Keiji Mihayashi, Yoshisada Nakamura | 1987-12-08 |
| 4687727 | Light-sensitive planographic printing plate with layer of diazo resin containing photopolymerizable composition | Tadao Toyama, Kesanao Kobayashi, Mitsuru Koike | 1987-08-18 |
| 4652515 | Silver halide color photographic materials having improved development characteristics | Tadashi Ogawa, Jun Arakawa, Satoshi Nagaoka, Yuichi Ohashi | 1987-03-24 |
| 4618573 | Silver halide color photographic material | Hisashi Okamura, Hidetoshi Kobayashi, Toshihiro Nishikawa | 1986-10-21 |
| 4587200 | Photopolymerizable composition comprising an acridine and a heterocyclic thiol compound as a photopolymerization initiator and a photographic process using said photopolymerizable composition | Akira Umehara | 1986-05-06 |
| 4511645 | Photosensitive plate for lithographic printing plate | Mitsuru Koike, Kesanao Kobayashi, Tadao Toyama, Hiroshi Misu, Masayuki Iwasaki | 1985-04-16 |
| 4505793 | Photopolymerizable compositions | Akira Umehara, Teruo Nagano, Masayuki Iwasaki, Yoshimasa Aotani | 1985-03-19 |
| 4504573 | Photopolymerizable compositions | Shun-ichi Ishikawa, Teruo Nagano, Fumiaki Shinozaki | 1985-03-12 |
| 4481276 | Photopolymerizable composition containing a combination of photoinitiators | Shun-ichi Ishikawa, Masayuki Iwasaki, Akira Umehara | 1984-11-06 |