Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4543311 | Toner image pressure fixing method | Hiroyuki Takagiwa, Makoto Tomono | 1985-09-24 |
| 4450221 | Encapsulated lyophilic magnetic particle and resin toner | Sadatugu Terada, Satoshi Haneda, Makoto Tomono | 1984-05-22 |
| 4416980 | High-contrast light-sensitive silver halide photographic material | Mitsuto Fujiwhara, Toyoaki Masukawa, Yutaka Kaneko, Mikio Kawasaki | 1983-11-22 |
| 4368258 | Process for preparing impregnated polymer latex compositions | Mitsuto Fujiwhara, Tsuneo Wada, Naoto Abe, Toyoaki Masukawa, Akio Iijima +1 more | 1983-01-11 |
| 4268620 | Method of processing of light-sensitive silver halide photographic material | Tateshi Iytaka, Toshio Nagatani, Kazuo Takahashi, Takeshi Habu | 1981-05-19 |
| 4233400 | Light-sensitive silver halide photographic material containing tetrazolium compounds | Mitsuto Fujiwhara, Toyoaki Masukawa, Yutaka Kaneko, Mikio Kawasaki | 1980-11-11 |
| 4221864 | Light-sensitive silver halide photographic materials | Tateshi Iytaka, Toshio Nagatani, Kazuo Takahashi, Takeshi Habu | 1980-09-09 |
| 4211835 | Light-sensitive silver halide photographic material and method of processing the same | Yoshio Nishina, Toshio Nagatani, Kazuo Takahashi, Takeshi Habu | 1980-07-08 |
| 4210715 | Light-sensitive silver halide photographic material and method of processing thereof | Mitsuto Fujiwhara, Toyoaki Masukawa, Yutaka Kaneko, Mikio Kawasaki | 1980-07-01 |
| 4203767 | Amplification process for light-sensitive color photographic material | Mitsuto Fujiwhara, Yutaka Kaneko, Toyoaki Masukawa, Mikio Kawasaki | 1980-05-20 |
| 4200466 | Light-sensitive silver halide photographic materials | Mitsuto Fujiwhara, Mikio Kawasaki, Toyoaki Masukawa, Yutaka Kaneko | 1980-04-29 |
| 4192682 | Process of forming a high-contrast silver image | Yoshio Nishina, Toshio Nagatani, Kazuo Takahashi, Takeshi Habu | 1980-03-11 |
| 4192681 | Process for forming an amplified dye image | Mitsuto Fujiwhara, Mikio Kawasaki, Toyoaki Masukawa, Yutaka Kaneko | 1980-03-11 |