Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5444519 | Electrophotographic image forming apparatus and its high voltage power source device | Hajime Motoyama, Junichi Kimizuka, Akihiro Nakamura | 1995-08-22 |
| 5420396 | Heating apparatus which interrupts energization in overheated state | Toshiyuki Itoh, Toshihiko Inuyama, Hiroshi Hashimoto, Hiromichi Yamanaka, Masanori Ishizu | 1995-05-30 |
| 5398100 | Image recording apparatus operable with a vertical scan synchronization signal | Masanori Ishizu, Toshihiko Inuyama, Hiroshi Hashimoto, Hiromichi Yamanaka, Soya Endo +3 more | 1995-03-14 |
| 5365316 | Electrophotographic image forming apparatus and its high voltage power source device | Hajime Motoyama, Junichi Kimizuka, Akihiro Nakamura | 1994-11-15 |
| 5359400 | Image forming apparatus | Toshiyuki Itoh, Junichi Kimizuka | 1994-10-25 |
| 5321478 | Image forming apparatus which can discriminate frequency of image forming operations | Akihiro Nakamura, Junichi Kimizuka, Toshiyuki Itoh | 1994-06-14 |
| 5198860 | Image forming apparatus including means for detecting amount of toner | Hiromichi Yamanaka, Takashi Soya, Akihiro Shibata | 1993-03-30 |