Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6034033 | Heat-sensitive recording material | Toshiaki Aono, Yuichi Wakata | 2000-03-07 |
| 5243004 | Electron conductive high molecular compounds and electric conductive materials using them | Eiji Funatsu, Tadahiko Kubota | 1993-09-07 |
| 5115057 | Electron-conductive high polymer and electroconductive material having the same | Eiji Funatsu | 1992-05-19 |
| H1016 | Silver halide photosensitive material | Akira Hatakeyama, Tomokazu Yasuda, Takashi Naoi | 1992-01-07 |
| 4983506 | Silver halide photographic material | Hirokazu Kondo, Yoshisada Nakamura | 1991-01-08 |
| 4977071 | Silver halide photographic material containing an interlayer containing a copolymer core-shell latex | Satoshi Kanetake, Shinichi Hashimoto, Takashi Naoi | 1990-12-11 |
| 4874689 | Silver halide color photographic material | Junichi Yamanouchi, Tsumoru Hirano, Toshiyuki Watanabe, Nobuo Sakai, Keiji Mihayashi | 1989-10-17 |
| 4610959 | Direct positive silver halide photographic materials | Shigeru Nakamura, Kazuhiko Matsumoto | 1986-09-09 |
| 4560645 | Color photographic light-sensitive material | Masaharu Toriuchi | 1985-12-24 |
| 4533626 | Photographic light-sensitive material with 4-(paranitrophenylazo)naphthol dyes | Toru Harada, Hirohisa Suzuki, Mitsugu Tanaka, Shigeru Nakamura | 1985-08-06 |
| 4529692 | Color photographic materials with chelatable azo dyes | Genichi Furusawa | 1985-07-16 |
| 4506002 | Diffusion transfer photographic elements with polymer grafted pigment | Hideki Takaki, Hiroshi Hayashi, Hisashi Okamura | 1985-03-19 |
| 4493885 | Photographic material with metal complexed dyes | Shinsaku Fujita, Yukio Maekawa | 1985-01-15 |
| 4468452 | Color diffusion transfer photographic elements | Shigeru Nakamura, Seiji Suzuki, Hirohisa Suzuki | 1984-08-28 |
| 4444866 | Photographic light-sensitive material with forced oxidized carbon black | Takeo Sakai, Mitsugu Tanaka, Seiji Suzuki, Hirohisa Suzuki | 1984-04-24 |
| 4368251 | Color diffusion transfer photographic light-sensitive sheet | Shinsaku Fujita | 1983-01-11 |
| 4358526 | Photographic light-sensitive sheet for the color diffusion transfer process | Shinsaku Fujita, Isamu Itoh, Tooru Harada, Yoshinobu Yoshida | 1982-11-09 |
| 4340661 | Photographic light sensitive sheet for color diffusion transfer process | Shinsaku Fujita | 1982-07-20 |
| 4268625 | Photographic light-sensitive element for the color diffusion transfer process | Shinsaku Fujita, Hidetoshi Hayashi, Yoshinobu Yoshida, Tooru Harada | 1981-05-19 |
| 4255509 | Photographic light-sensitive sheet for the color diffusion transfer process | Tooru Harada, Shinsaku Fujita, Yoshinobu Yoshida | 1981-03-10 |
| 4246414 | 2-Alkoxyalkoxy-5-nitrobenzenesulfonic acid and salt thereof | Shinsaku Fujita, Hidetoshi Hayashi | 1981-01-20 |