Issued Patents All Time
Showing 201–217 of 217 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871638 | Electrophotographic photosensitive material with binder combination | Kazuo Ishii, Ryosuke Itakura | 1989-10-03 |
| 4857431 | Photoconductive composition | Kazuo Ishii | 1989-08-15 |
| 4842975 | Method of making liquid developer for electrostatic photography | Kazuo Ishii, Hiroshi Ishibashi, Shigeyuki Dan, Hidefumi Sera | 1989-06-27 |
| 4840865 | Liquid developer for electrostatic photography | Shigeyuki Dan, Hiroshi Ishibashi, Kazuo Ishii, Hidefuji Sera | 1989-06-20 |
| 4837102 | Liquid developer for electrostatic photography | Shigeyuki Dan, Kazuo Ishii, Hiroshi Ishibashi, Hidefumi Sera | 1989-06-06 |
| 4828952 | Electrophotographic lithographic printing plate precursor | Kazuo Ishii, Ryosuke Itakura, Hidefumi Sera | 1989-05-09 |
| 4792511 | Electrophotographic zinc oxide-resin binder lithographic printing plate precursor | Ryosuke Itakura, Hidefumi Sera, Kazuo Ishii | 1988-12-20 |
| 4665002 | Liquid developer for electrostatic photography | Shigeyuki Dan, Kazuo Ishii, Hidefumi Sera | 1987-05-12 |
| 4618557 | Liquid developer for electrostatic photography | Shigeyuki Dan, Kazuo Ishii, Hidefumi Sera | 1986-10-21 |
| 4579803 | Liquid developer for electrostatic photography | Kazuo Ishii, Hiroshi Ishibashi, Hidefumi Sera | 1986-04-01 |
| 4502984 | Electroconductive base sheet for electrostatic recording | Masataka Okamoto, Hiroshi Ueda, Masaharu Inaba | 1985-03-05 |
| 4493888 | Silver halide photographic light-sensitive material | Katsusuke Endo, Nobutaka Ohki, Takatoshi Ishikawa | 1985-01-15 |
| 4473635 | Silver halide photographic light-sensitive material | Takatoshi Ishikawa, Katsusuke Endo, Sigeru Kuwazima, Nobutaka Ohki | 1984-09-25 |
| 4429035 | Black and white photographic materials | Nobutaka Ohki, Junkichi Ogawa | 1984-01-31 |
| 4425162 | Method for providing a color image by ink-jet printing | Masatoshi Sugiyama, Keiichi Adachi, Akira Ogawa, Shinichi Imai | 1984-01-10 |
| 4419439 | Process for forming photographic images | Shigeru Kuwazima, Minoru Yamada | 1983-12-06 |
| 4268622 | Photographic light-sensitive materials having dyed layers | Keiichi Adachi, Nobuaki Inoue, Tetsurou Kojima | 1981-05-19 |