Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8606150 | Toner bearer, and developing device and image forming apparatus using same | Yasuyuki Yamashita, Shohei Gohda | 2013-12-10 |
| 7354686 | Electrophotographic photoconductor and process for manufacturing the same, and image forming apparatus and process cartridge containing the same | Naohiro Toda, Tatsuya Niimi, Yoshiaki Kawasaki | 2008-04-08 |
| 7177583 | Image forming apparatus and copier | Eiji Kurimoto, Yoshiaki Kawasaki, Akihiro Sugino, Takaaki Ikegami | 2007-02-13 |
| 7031650 | Image forming apparatus and copier | Eiji Kurimoto, Yoshiaki Kawasaki, Akihiro Sugino, Takaaki Ikegami | 2006-04-18 |
| 6853823 | Electrophotographic photoreceptor and image forming apparatus using the photoreceptor | Akihiro Sugino, Yoshiaki Kawasaki, Takaaki Ikegami, Eiji Kurimoto | 2005-02-08 |
| 6853834 | Image forming apparatus and copier | Eiji Kurimoto, Yoshiaki Kawasaki, Akihiro Sugino, Takaaki Ikegami | 2005-02-08 |
| 6844124 | Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor | Hiroshi Ikuno, Hidetoshi Kami, Narihito Kojima, Akihiko Matsuyama, Hiroshi Nagame +8 more | 2005-01-18 |
| 6824939 | Electrophotographic image forming method and apparatus | Eiji Kurimoto, Takaaki Ikegami, Yoshiaki Kawasaki | 2004-11-30 |
| 6641964 | Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor | Hiroshi Ikuno, Hidetoshi Kami, Narihito Kojima, Akihiko Matsuyama, Hiroshi Nagame +8 more | 2003-11-04 |
| 6319878 | Thermosensitive recording medium | Hiroyuki Ina, Isao WASHIO, Shinji Okada, Motoo Tasaka | 2001-11-20 |