Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10365576 | Charging member, method for producing charging member, process cartridge and electrophotographic image forming apparatus | Noriyuki Doi, Kineo Takeno | 2019-07-30 |
| 8980423 | Charging member, process for its production, process cartridge | Tomohito Taniguchi, Takumi Furukawa, Hidekazu Matsuda | 2015-03-17 |
| 8971766 | Electrophotographic member, process cartridge and electrophotographic apparatus | Tomohito Taniguchi, Hiroshi Mayuzumi | 2015-03-03 |
| 8445113 | Electro-conductive member for electrophotography, electrophotographic apparatus, and process cartridge | Takumi Furukawa | 2013-05-21 |
| 8383234 | Charging member, process cartridge, and electrophotographic apparatus | Hiroshi Mayuzumi, Tomohito Taniguchi, Hidekazu Matsuda, Nozomu Takahata, Satoshi Koide +1 more | 2013-02-26 |
| 7835669 | Charging roller, process cartridge and electrophotographic apparatus | Takumi Furukawa, Tomohito Taniguchi, Hidekazu Matsuda | 2010-11-16 |