Issued Patents All Time
Showing 201–225 of 233 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5004928 | Printing method in which both sides of the recording sheet are inspected and apparatus therefor | Yoshihiro Takada, Masami Izumizaki, Toshimitsu Danzuka | 1991-04-02 |
| 5003326 | Color image processing method and apparatus | Masaharu Ohkubo, Yoshihiro Takada | 1991-03-26 |
| H899 | Light-sensitive silver halide photographic material feasible for high | Satoru Nagasaki, Eiji Yoshida, Masumi Hosaka | 1991-03-05 |
| H874 | Process for manufacturing a silver halide photographic material having a | Satoru Nagasaki | 1991-01-01 |
| 4952473 | Photosensitive member for electrophotography | — | 1990-08-28 |
| 4897340 | Silver halide photographic material containing a specified water content, and method of processing the same | Shinichi Ohtani, Teruo Kashino, Katsushi Fujita, Eiji Yoshida, Satoru Nagasaki | 1990-01-30 |
| 4882621 | Color image recording apparatus | Yoshihiro Takada | 1989-11-21 |
| D304368 | Electric fan | — | 1989-10-31 |
| H674 | Silver halide photographic light-sensitive material capable of | Satoru Nagasaki, Eiji Yoshida, Masumi Arai, Nobuaki Tsuji | 1989-09-05 |
| 4861702 | Rapidly processable silver halide photographic light-sensitive material and the processing thereof | Eiji Yoshida, Satoru Nagasaki, Masumi Arai, Nobuaki Tsuji | 1989-08-29 |
| 4855765 | Color image processing method and apparatus | Masaharu Ohkubo, Yoshihiro Takada | 1989-08-08 |
| 4855766 | Image recording apparatus detecting and controlling image contrast | — | 1989-08-08 |
| 4853768 | Color image processing apparatus with linear masking circuit having coefficients which vary in accordance with the levels of color component signals | Masaharu Ohkubo, Yoshihiro Takada | 1989-08-01 |
| 4851923 | Recording apparatus for recording a reversed image of an original | Shunichi Abe, Masaharu Ohkubo, Yoshihiro Takada | 1989-07-25 |
| 4847189 | High speed processing silver halide photographic light-sensitive material | Eiji Yoshida, Satoru Nagasaki, Masumi Arai, Nobuaki Tsuji | 1989-07-11 |
| 4829323 | Color image recording apparatus | Masaharu Ohkubo, Yoshihiro Takada | 1989-05-09 |
| 4826758 | Silver halide emulsion and process for preparing it, and light-sensitive halide photographic material employing said silver halide emulsion | Eiji Yoshida, Masumi Hosaka | 1989-05-02 |
| D300458 | Air conditioner | Nobuo Takaishi | 1989-03-28 |
| 4814886 | Image processing process and apparatus therefor | Tsukasa Kuge, Takahiro Inoue, Yasushi Sato, Yoshihiro Murasawa, Hiroshi Sasame +1 more | 1989-03-21 |
| 4801526 | Silver halide photographic light-sensitive material | Eiji Yoshida, Satoru Nagasaki, Masumi Arai, Iku Metoki, Haruhiko Sakuma | 1989-01-31 |
| 4731322 | Light-sensitive silver halide photographic material for X-ray photography | Masatoshi Iwata, Katsutoshi Machida, Chika Honda | 1988-03-15 |
| D294292 | Humidifier | — | 1988-02-16 |
| 4721514 | Coal gasification method using coal powder | Kenichi Kikuchi, Tetsuro Mochizuki | 1988-01-26 |
| 4689292 | Silver halide photographic radiography light-sensitive material | Iku Metoki, Eiji Yoshida, Kiyoshi Sato, Masumi Hosaka, Chika Honda | 1987-08-25 |
| 4686178 | Silver halide photographic emulsion and a process for the preparation thereof | Chiba Honda, Koichi Ueda | 1987-08-11 |