Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865962 | Photographic light-sensitive material and method of developing the same | Kazunori Hasebe, Masahiro Asami, Naoto Ohshima, Toshihiro Nishikawa, Kei Sakanoue +1 more | 1989-09-12 |
| 4851327 | Photographic color photosensitive material with two layer reflective support | Tetsuro Fuchizawa, Masaru Sano, Seiichi Taguchi, Tadashi Ogawa | 1989-07-25 |
| 4849325 | Light-sensitive material package unit having exposure function | Noboru Sasaki | 1989-07-18 |
| 4839257 | Color diffusion transfer photographic film unit | Shigeru Nakamura, Minoru Minoda | 1989-06-13 |
| 4827298 | Photographic light-sensitive material-packed unit having exposure function | Noboru Sasaki | 1989-05-02 |
| 4820624 | Corner development type silver halide photographic emulsions | Kazunori Hasebe, Masahiro Asami, Naoto Ohshima, Toshihiro Nishikawa | 1989-04-11 |
| 4791004 | Process for forming multilayered coating film | Fumiyuki Suzuki, Yoshiaki Tamura | 1988-12-13 |
| 4690886 | Method for making negative working O-quinone diazide containing dry planographic printing plate utilizing multiply light exposure, development and basic treatment | Yasuhisa Naritomi, Hiroshi Takahashi | 1987-09-01 |
| 4642283 | Plate making processing for using negative working light-sensitive lithographic plate requiring no dampening solution | Hiroshi Takahashi, Yasuhisa Narutomi, Yoshimasa Aotani | 1987-02-10 |
| 4590148 | Process for producing light sensitive lithographic plate requiring no dampening solution | Hiroshi Takahashi, Hiroyuki Tamaki, Chikashi Ohishi | 1986-05-20 |
| 4555461 | Process for preparing a lithographic printing plate | Tetsuro Fuchizawa, Sho Nakao, Chikashi Ohishi | 1985-11-26 |
| 4500618 | Electrophotographic process for producing printing plate and plate making machine | Hiromi Yazawa, Chikashi Ohishi, Sho Nakao | 1985-02-19 |
| 4478930 | Presensitized lithographic printing plates | Sho Nakao, Shigeo Koizumi | 1984-10-23 |
| 4456670 | Photosensitive material for lithographic printing | Takao Nakayama, Chikashi Ohishi, Sho Nakao | 1984-06-26 |
| 4393128 | Light-sensitive lithographic printing plate precursor | Sho Nakao, Tadao Toyama | 1983-07-12 |
| 4358530 | Photosensitive lithographic printing plate precursor and a method for preparing a printing plate therefrom | — | 1982-11-09 |
| 4347305 | Photosensitive lithographic printing plate precursors and methods of preparing printing plate therefrom | Tadao Toyama | 1982-08-31 |
| 4341856 | Photosensitive lithographic printing plate precursors | Tadao Toyama, Sho Nakao, Hidefumi Sera, Masasi Ogawa | 1982-07-27 |
| 4299912 | Process for the production of printing plates | Sho Nakao, Tadao Toyama | 1981-11-10 |
| 4273861 | Multilayer color photographic materials utilizing an interlayer correction coupler | Takeshi Hirose, Jun Hayashi, Atsuaki Arai, Nobuo Furutachi, Harumi Katsuyama | 1981-06-16 |
| 4268609 | Process for preparing photosensitive lithographic printing plate precursor | Tadao Toyama, Sho Nakao | 1981-05-19 |
| 4241168 | Photographic coupler | Atsuaki Arai, Minoru Yamada, Nobuo Furutachi | 1980-12-23 |
| 4237217 | Silver halide emulsion containing two-equivalent magenta coupler | Atsuaki Arai, Minoru Yamada, Nobuo Furutachi, Kotaro Nakamura | 1980-12-02 |
| 4233393 | Silver halidephotosensitive material | Nobuyuki Kita | 1980-11-11 |
| 4221858 | Process for preparing a planographic printing plate | Kesanao Kobayashi | 1980-09-09 |