Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10078286 | Charging member, process cartridge and electrophotographic apparatus | Kineo Takeno, Masataka Kodama, Noriyuki Doi, Kenichi Yamauchi, Noriko Suzumura +1 more | 2018-09-18 |
| 10036971 | Charging member, process cartridge, and electrophotographic image forming apparatus | Noriyuki Doi, Kineo Takeno, Noriko Suzumura, Masataka Kodama, Kenichi Yamauchi +1 more | 2018-07-31 |
| 8971766 | Electrophotographic member, process cartridge and electrophotographic apparatus | Tomohito Taniguchi, Yusuke Yagisawa | 2015-03-03 |
| 8383234 | Charging member, process cartridge, and electrophotographic apparatus | Tomohito Taniguchi, Hidekazu Matsuda, Nozomu Takahata, Yusuke Yagisawa, Satoshi Koide +1 more | 2013-02-26 |
| 8277947 | Charging member, process cartridge, and electrophotographic apparatus | Noriaki Kuroda | 2012-10-02 |
| 8227087 | Charging member, process cartridge, and electrophotographic apparatus | Noriaki Kuroda | 2012-07-24 |
| 7869741 | Charging member including a conductive support and surface layer having protrusions formed on a surface thereof, a process cartridge including same for use in an image forming apparatus | Tomohito Taniguchi | 2011-01-11 |
| 6023597 | Cellular conductive roller with conductive powder filling open cells in the surface | Yoshiaki Nishimura, Jun Murata, Nobutoshi Hayashi, Akiya Kume, Yukinori Nagata | 2000-02-08 |
| 6001454 | Charging member and electrophotographic apparatus using the same | Jun Murata, Yoshiaki Nishimura | 1999-12-14 |
| 5824408 | White electroconductive coating composition and transfer material-carrying member | Akiya Kume, Yoshiaki Nishimura, Jun Murata, Nobutoshi Hayashi, Yukinori Nagata | 1998-10-20 |
| 5819142 | Charging member and image-forming unit having the same | Jun Murata, Yoshiaki Nishimura, Akiya Kume | 1998-10-06 |