Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143809 | Color toner | Tadashi Kaneko, Shoichi Nakano, Yoshiaki Kobayashi | 1992-09-01 |
| 4968574 | Toner for electrophotography | Hideaki Morita, Goichi Yamakawa, Makoto Tomono, Hirozo Funaki, Minoru Kohara | 1990-11-06 |
| 4960664 | Developer composition for developing electrostatic image and toner image forming process | Hiroyuki Yamada, Hiroyuki Takagiwa, Hiroya Masaki, Jiro Takahashi, Masafumi Uchida +1 more | 1990-10-02 |
| 4693952 | Toner for developing electrostatic latent image | Fumio Koizumi, Jiro Takahashi | 1987-09-15 |
| 4657837 | Toner for developing an electrostatically charged image | Hideaki Morita, Goichi Yamakawa, Makoto Tomono, Shinichiro Yasuda | 1987-04-14 |
| 4585723 | Developer for electrostatic latent image and method of forming image | Ken-ichi Kishi, Keiji Sato, Kunio Ito, Tsuneo Wada | 1986-04-29 |
| 4579802 | Method of fixing toner image | Ken-ichi Kishi, Jiro Takahashi, Meizo Shirose, Kenzi Tuzita | 1986-04-01 |
| 4572885 | Developer composition for developing an electrostatic image | Keiji Sato, Goichi Yamakawa, Tsuneo Wada | 1986-02-25 |
| 4564573 | Electrostatic image forming toner | Hideaki Morita, Goichi Yamakawa, Makoto Tomono, Isao Furuta, Minoru Tsuneyoshi | 1986-01-14 |
| 4514487 | Method for manufacturing toner for electrophotography | Hideaki Morita, Hiroyuki Takagiwa, Goichi Yamakawa | 1985-04-30 |
| 4473628 | Toner for developing of electrostatic latent image | Hideaki Morita, Goichi Yamakawa, Makoto Tomono, Isao Furuta, Minoru Tsuneyoshi | 1984-09-25 |