Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8980423 | Charging member, process for its production, process cartridge | Tomohito Taniguchi, Hidekazu Matsuda, Yusuke Yagisawa | 2015-03-17 |
| 8781369 | Charging roller and process for its production | Masaaki Harada, Hiroaki Watanabe, Keiji Nose, Kenya Terada | 2014-07-15 |
| 8685601 | Electrophotographic member, method for producing the same, process cartridge and electrophotographic apparatus | Keiji Nose, Masaaki Harada, Hiroaki Watanabe, Kenya Terada | 2014-04-01 |
| 8622881 | Conductive member, electrophotographic apparatus, and process cartridge | Masaaki Harada, Keiji Nose, Hiroaki Watanabe, Kenya Terada | 2014-01-07 |
| 8445113 | Electro-conductive member for electrophotography, electrophotographic apparatus, and process cartridge | Yusuke Yagisawa | 2013-05-21 |
| 7962068 | Charging member, process cartridge and electrophotographic apparatus | Noriaki Kuroda, Hisao Kato, Toshinari Miura, Toshiro Suzuki, Michitaka Kitahara +5 more | 2011-06-14 |
| 7835669 | Charging roller, process cartridge and electrophotographic apparatus | Tomohito Taniguchi, Hidekazu Matsuda, Yusuke Yagisawa | 2010-11-16 |
| 7693457 | Charging member, process cartridge, and electrophotographic apparatus | Yoko Kuruma, Noriaki Kuroda, Hisao Kato, Toshinari Miura, Toshiro Suzuki +5 more | 2010-04-06 |
| 7664434 | Charging member, process cartridge and electrophotographic apparatus | Noriaki Kuroda, Hisao Kato, Toshinari Miura, Toshiro Suzuki, Michitaka Kitahara +5 more | 2010-02-16 |