Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6936403 | Recording medium | Yukio Maekawa | 2005-08-30 |
| 5364750 | Direct positive silver halide photosensitive material | Tetsuo Yoshida | 1994-11-15 |
| 5009993 | Direct positive photographic material | Noriyuki Inoue | 1991-04-23 |
| 4970140 | Direct positive photographic light-sensitive material | Tetsuo Yoshida | 1990-11-13 |
| 4956267 | Method for forming a direct positive color image | Shinji Ueda, Noriyuki Inoue, Takatoshi Ishikawa, Nobutaka Ohki, Morio Yagihara +3 more | 1990-09-11 |
| 4954427 | Process for the formation of direct positive images | Noriyuki Inoue, Tetsuro Kojima, Shigeo Hirano | 1990-09-04 |
| 4948712 | Direct positive photographic materials and a method of forming direct positive images | Noriyuki Inoue, Hidetoshi Kobayashi, Naoyasu Deguchi, Shigeo Hirano | 1990-08-14 |
| 4933265 | Process for forming direct positive color image | Noriyuki Inoue, Tetsuro Kojima, Shinji Ueda | 1990-06-12 |
| 4914009 | Process for forming direct positive color image comprising the use of bleach accelerators | Shinji Ueda, Noriyuki Inoue | 1990-04-03 |
| 4880729 | Method for forming direct positive image comprising developing with a combination of a nucleating agent and a hydrazine derivative | Noriyuki Inoue, Shigeo Hirano | 1989-11-14 |
| 4880727 | Direct positive photographic material | Noriyuki Inoue | 1989-11-14 |
| 4877723 | Silver halide photographic material comprising a specified nucleating agent | Shigeo Hirano, Noriyuki Inoue | 1989-10-31 |
| 4871653 | Process for forming direct-positive image | Noriyuki Inoue, Tetsuro Kojima | 1989-10-03 |
| 4863839 | Direct positive color image forming process | Noriyuki Inoue | 1989-09-05 |
| 4863845 | Internal latent image type direct positive silver halide emulsions and process for producing the same | Ashita Murai, Hiroyuki Mifune | 1989-09-05 |
| 4859579 | Silver halide photographic material | Shigeo Hirano, Tetsuro Kojima, Mitsuru Yamamoto, Noriyuki Inoue | 1989-08-22 |
| 4857445 | Direct positive photo-sensitive materials | Tetsuo Yoshida | 1989-08-15 |
| 4835091 | Process for forming a direct positive image | Noriyuki Inoue, Shigeo Hirano | 1989-05-30 |
| 4816290 | Process of forming solid granular film | Noriyuki Inoue | 1989-03-28 |
| 4801520 | Direct positive color light-sensitive material comprising a DIR coupler and a pyrazoloazole coupler, and a process for forming a direct positive image | Noriyuki Inoue | 1989-01-31 |
| 4789627 | Method for forming direct positive color images | Noriyuki Inoue, Shinji Ueda | 1988-12-06 |
| 4469784 | Silver halide emulsions | Hiroyuki Mifune | 1984-09-04 |
| 4397943 | Silver halide photographic light-sensitive material | Shoji Ishiguro, Yoshiharu Fuseya, Akio Mitsui | 1983-08-09 |