Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5159393 | Image forming apparatus having transfer device and image bearing member traveling at different speeds | Koichi Hiroshima, Junji Araya, Yasushi Sato, Tatsunori Ishiyama, Kimio Nakahata +4 more | 1992-10-27 |
| 5151736 | Image forming apparatus with controlled transfer voltage | Junji Araya, Tatsunori Ishiyama, Yasushi Sato, Kimio Nakahata | 1992-09-29 |
| 5144368 | Charging device and image forming apparatus having same | Junji Araya, Tatsunori Ishiyama | 1992-09-01 |
| 5034777 | Transferring device having charging device with double oxide and voltage control | Koichi Hiroshima, Yoshiaki Nishimura, Jun Murata, Junji Araya, Tatsunori Ishiyama +2 more | 1991-07-23 |
| 5010370 | Transfer apparatus and image bearing apparatus using same having transfer means for contacting a backside of a transfer material | Junji Araya, Toshio Miyamoto, Koichi Hiroshima, Yasushi Sato, Kimio Nakahata | 1991-04-23 |
| 4937600 | Image forming apparatus | Hiromitsu Hirabayashi, Shunichi Masuda, Masaharu Ohkubo | 1990-06-26 |
| 4864419 | Image processing apparatus | Tetsuo Saito, Akihiko Takeuchi, Iichiro Yamamoto, Motoi Kato, Takahiro Inoue +2 more | 1989-09-05 |