Issued Patents All Time
Showing 126–133 of 133 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4592987 | Toner application method and developer composition | Yasuo Mitsuhashi, Kenji Okado, Eiichi Imai, Koshi Suematsu | 1986-06-03 |
| 4590140 | Toner application method and treated magnetic particles for use therein | Yasuo Mitsuhashi, Hatsuo Tajima, Masaki Uchiyama, Motoo Urawa, Kenji Okado | 1986-05-20 |
| 4583490 | Thin developer layer forming apparatus | Fumitaka Kan, Hatsuo Tajima, Atsushi Hosoi, Takashi Saito | 1986-04-22 |
| 4571372 | Method for coating a non-magnetic developer onto a developer holding member | Motoo Urawa, Fumitaka Kan, Kohshi Suematsu, Eiichi Imai | 1986-02-18 |
| 4568625 | Developer comprising a modified silicone oil and development process for electrophotography | Masaki Uchiyama, Yasuo Mitsuhashi, Kazunori Murakawa, Eiichi Imai, Koushi Suematsu | 1986-02-04 |
| 4554234 | Toner application method and composition therefor | Eiichi Imai, Masaki Uchiyama, Koshi Suematsu | 1985-11-19 |
| 4497885 | Pressure-fixable microcapsule toner | Hisayuki Ushiyama, Ichiro Ohsaki, Toshiaki Nakahara | 1985-02-05 |
| 4430409 | Developer for electrophotography with wet process silicic acid | Toru Matsumoto | 1984-02-07 |