Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5705304 | Photo-removable electrophotographic toners using phenyl isopropenyl ketone | Kazuyuki Sugita, Hirofumi Iemura | 1998-01-06 |
| 5066560 | Process for producing toner for electrophotography | Ryoji Tan, Shigeyoshi Tanaka, Yasuyuki Iguchi, Takeo Kudo, Takashi Amano +1 more | 1991-11-19 |
| 4983488 | Process for producing toner for electrophotography | Ryoji Tan, Shigeyoshi Tanaka, Yasuyuki Iguchi, Takeo Kudo, Takashi Amano +1 more | 1991-01-08 |
| 4675268 | Process for transfer of a toner image utilizing a magnetic toner containing a binder resin and having gradual softening characteristics | Kenzi Tuzita, Tuneo Daidoji, Yuki Okuyama, Kiyoshi Kimura | 1987-06-23 |
| 4585723 | Developer for electrostatic latent image and method of forming image | Keiji Sato, Takahira Kasuya, Kunio Ito, Tsuneo Wada | 1986-04-29 |
| 4579802 | Method of fixing toner image | Jiro Takahashi, Meizo Shirose, Kenzi Tuzita, Takahira Kasuya | 1986-04-01 |
| 4482629 | Light-sensitive silver halide color photographic material | Satoshi Nakagawa, Hiroshi Sugita, Shuzi Kida, Morito Uemura | 1984-11-13 |