Issued Patents All Time
Showing 26–50 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5004522 | Method of treating photographic process waste liquor through concentration by evaporation | Shigeharu Koboshi, Kazuhiro Kobayashi, Nobutaka Goto, Naoki Takabayashi | 1991-04-02 |
| 4987438 | Apparatus for processing light-sensitive material | Nobutaka Goto, Shigeharu Koboshi, Tomonori Kawamura | 1991-01-22 |
| 4985118 | Method for treating photographic process waste liquor through concentration by evaporation | Shigeharu Koboshi, Kazuhiro Kobayashi, Naoki Takabayashi | 1991-01-15 |
| 4983503 | Method for processing light-sensitive silver halide color photogrpahic material | Masao Ishikawa, Shigeharu Koboshi, Satoru Kuse | 1991-01-08 |
| 4959122 | Apparatus for treating photographic process waste liquor | Shigeharu Koboshi, Nobutaka Goto, Naoki Takabayashi | 1990-09-25 |
| 4941006 | Automatic processor | Shigeharu Koboshi, Nobutaka Goto, Masayuki Naoi, Yasuhiro Fujisawa | 1990-07-10 |
| 4939073 | Stablized method of light sensitive silver halide color photographic material | Shigeharu Koboshi | 1990-07-03 |
| 4937178 | Processing method for silver halide color photographic light-sensitive material and color developer used therein | Shigeharu Koboshi, Satoru Kuse, Moeko Hagiwara | 1990-06-26 |
| 4933698 | Automatic developing machine for disk film | Shigeharu Koboshi | 1990-06-12 |
| 4914008 | Processing method of light-sensitive silver halide color photographic material | Shigeharu Koboshi | 1990-04-03 |
| 4895786 | Process for stabilizing photosensitive materials to replace exhaustive washing | Shigeharu Koboshi | 1990-01-23 |
| 4874530 | Method for treating photographic processing waste solution | Kazuhiro Kobayashi, Shigeharu Koboshi, Nobutaka Goto, Naoki Takabayashi | 1989-10-17 |
| 4863837 | Method of processing light-sensitive silver halide color photographic material comprising combinations of two different sequestering agents and a sensitizing dye | Shigeharu Koboshi | 1989-09-05 |
| 4859575 | Method for processing of silver halide color photographic material with dialysis treatment | Shigeharu Koboshi | 1989-08-22 |
| 4855217 | Processing of color photographic material utilizing a stabilizing solution after fixing | Shigeharu Koboshi | 1989-08-08 |
| 4845015 | Image stabilizer for silver halide photographic material comprising water soluble bismuth compound | Shigeharu Koboshi | 1989-07-04 |
| 4839682 | Processing apparatus for disc films | Shigeharu Koboshi, Satoru Kuse, Nobutaka Goto | 1989-06-13 |
| 4797352 | Method of processing a silver halide photographic light-sensitive material | Shigeharu Koboshi | 1989-01-10 |
| 4780737 | Automatic processing machine for light-sensitive color photographic material | Kazuhiro Kobayashi, Shigeharu Koboshi, Satoru Kuse, Kazuyoshi Miyaoka | 1988-10-25 |
| 4778743 | Method for processing light-sensitive silver halide color photographic material using a washing solution substitute | Masao Ishikawa, Shigeharu Koboshi | 1988-10-18 |
| 4769661 | Disk film developing method and apparatus | Syozo Aoki, Shigeharu Koboshi, Masahiko Kon | 1988-09-06 |
| 4764453 | Method of processing silver halide color photographic material | Shigeharu Koboshi | 1988-08-16 |
| 4749642 | Processing of color photographic material utilizing a stabilizing solution after fixing | Shigeharu Koboshi | 1988-06-07 |
| 4746598 | Processing of color photographic material utilizing a stabilizing solution after fixing | Shigeharu Koboshi | 1988-05-24 |
| 4738917 | Method for color-developing a silver halide photographic light-sensitive material with a color developer containing an n-hydroxyalkyl-p-phenylenediamine derivative | Shigeharu Koboshi, Satoru Kuse, Kazuhiro Kobayashi, Masao Ishikawa | 1988-04-19 |