Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883734 | Toner for development of electrostatic image and method of fixing employing the same | Mitutaka Arai, Yuki Okuyama, Hideki Yuri, Tomoo Shiohara, Yasuhiko Oyama | 1989-11-28 |
| 4882258 | Toner for development of electrostatic image and electrostatic latent image developer | Mitutaka Arai, Yuki Okuyama, Akitoshi Matsubara | 1989-11-21 |
| 4871647 | Method of forming color diffusion transfer image by heat development | Tawara Komamura, Masaru Iwagaki, Takashi Sasaki, Wataru Ishikawa | 1989-10-03 |
| 4868078 | Imaging member having an amorphous silicon surface layer | Eiichi Sakai, Yuki Okuyama, Yoshihide Fujimaki, Toshinori Yamazaki | 1989-09-19 |
| 4863824 | Toner for developing electrostatic latent image | Masafumi Uchida, Hiroyuki Takagiwa, Hideyo Nishikawa, Shingo Tanaka, Kuniyasu Kawabe | 1989-09-05 |
| 4795689 | Electrostatic image developing toner for use in heat-roller fixing | Akitoshi Matsubara, Kunio Akimoto, Yoshio Takizawa | 1989-01-03 |