Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6718490 | Method and apparatus for controlling warning-information | Kazuhiro Takemoto | 2004-04-06 |
| 6512894 | Image forming apparatus, control method for image forming apparatus and administrating method for image forming apparatus | Kazuhiro Takemoto | 2003-01-28 |
| 4425422 | Formation of color photographic image with azo dye containing alkoxy or thioalkoxy metal chelating group | Tawara Komamura, Jiro Takahashi | 1984-01-10 |
| 4421846 | Photographic element with reducible metal complex that releases photographically useful compound | Satoru Ikeuchi, Masaru Kanbe, Jiro Takahashi, Shunji Suginaka, Noboru Mizukura | 1983-12-20 |
| 4416979 | Photographic light-sensitive element with nitrophyenylazo metal complexable dye | Jiro Takahashi, Tawara Komamura | 1983-11-22 |
| 4407941 | Photographic element with pyrazole electron donors | Shunji Suginaka, Satoru Ikeuchi, Noboru Mizukura, Noriko Fujita | 1983-10-04 |
| 4368260 | Photographic light sensitive element | Tawara Komamura, Jiro Takahashi | 1983-01-11 |
| 4277553 | Light-sensitive color photographic material | Kaoru Onodera, Noboru Mizukura | 1981-07-07 |
| 4256831 | Light-sensitive photographic element comprising a magenta image dye-providing compound | Masaru Kanbe, Kazumasa Watanabe, Morito Uemura, Jiro Takahashi, Tatsuhiko Kobayashi | 1981-03-17 |
| 4247629 | Light-sensitive photographic element comprising a cyan image dye-providing compound | Masaru Kanbe, Kazumasa Watanabe, Morito Uemura, Jiro Takahashi, Tatsuhiko Kobayashi | 1981-01-27 |
| 4225708 | 2-Sulfamoyl-5-sulfamido-1-naphthols | Masaru Kanbe, Kazumasa Watanabe, Morito Uemura, Jiro Takahashi, Tatsuhiko Kobayashi | 1980-09-30 |
| 4209328 | Dye image forming process | Yuzuru Sato, Naoshi Kunieda, Kazumasa Watanabe, Noboru Mizukura, Kenji Yoshida +1 more | 1980-06-24 |