Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4660958 | Developing apparatus | Hidemi Egami, Fumitaka Kan, Atsushi Hosoi, Hatsuo Tajima, Shunji Nakamura | 1987-04-28 |
| 4641948 | Method of and device for preventing disturbance of unfixed visible image | Tsutomu Toyono, Atsushi Takagi, Yoshinori Aguro | 1987-02-10 |
| 4638760 | Developing apparatus | Shunji Nakamura, Fumitaka Kan, Hidemi Egami, Atsushi Hosoi, Hatsuo Tajima | 1987-01-27 |
| 4637706 | Developer thin layer forming apparatus | Atsushi Hosoi, Fumitaka Kan, Hidemi Egami, Hatsuo Tajima, Shunji Nakamura | 1987-01-20 |
| 4610531 | Developing method and apparatus | Nobuhiro Hayashi, Hatsuo Tajima, Shunji Nakamura | 1986-09-09 |
| 4607938 | Method and apparatus for forming a thin layer of developer | Atsushi Hosoi, Hatsuo Tajima, Hidemi Egami, Fumitaka Kan, Shunji Nakamura | 1986-08-26 |
| 4579082 | Developing apparatus | Yoshihiro Murasawa | 1986-04-01 |
| 4563978 | Developing apparatus | Shunji Nakamura, Fumitaka Kan, Hidemi Egami, Atsushi Hosoi, Hatsuo Tajima | 1986-01-14 |
| 4559899 | Thin developer layer forming device | Fumitaka Kan, Hidemi Egami, Atsushi Hosoi, Hatsuo Tajima, Shunji Nakamura | 1985-12-24 |
| 4557582 | Magnet roll | Fumitaka Kan | 1985-12-10 |
| 4484811 | Apparatus for forming an image on a recording member | Hatsuo Tajima, Naoki Iwami, Shunichi Masuda, Katsuichi Shimizu, Yoshihiro Kawatsura +2 more | 1984-11-27 |
| 4465359 | Portable electrophotographic copying apparatus | — | 1984-08-14 |
| 4402591 | Electrophotographic apparatus | — | 1983-09-06 |
| 4385829 | Image developing method and device therefor | Koichi Tanigawa, Hiroyuki Adachi, Tsuyoshi Watanabe | 1983-05-31 |
| 4380966 | Development apparatus | Kazuo Isaka, Masaaki Sakurai, Tsuyoshi Watanabe, Fumitaka Kan, Kenji Takeda | 1983-04-26 |
| 4368971 | Developing device | Tsuyoshi Watanabe, Fumitaka Kan, Masaaki Sakurai | 1983-01-18 |
| 4341457 | Electrophotographic apparatus including an electrostatic separation device | Koichi Tanigawa, Hiroyuki Adachi | 1982-07-27 |
| 4333124 | Electrically discharging method and device | Yasuyuki Tamura, Masato Ishida | 1982-06-01 |
| 4268161 | Electrophotographic apparatus with corona discharge control | Yoshinori Aguro, Yasuyuki Tamura | 1981-05-19 |