| 10025216 |
Charging member with electro-conductive elastic layer having exposed bowl-shaped resin particles, process cartridge and electrophotographic apparatus |
Atsushi Uematsu, Masahiro Watanabe, Noboru Miyagawa, Taichi Sato, Takehiko Aoyama |
2018-07-17 |
| 9678452 |
Roller for electrophotography, process cartridge, and image-forming apparatus |
Masahiro Watanabe, Noboru Miyagawa, Taichi Sato, Takehiko Aoyama, Takeshi Yoshidome +1 more |
2017-06-13 |
| 9645517 |
Charging member, method of producing the same, process cartridge, and electrophotographic apparatus |
Taichi Sato, Takehiko Aoyama |
2017-05-09 |
| 9599914 |
Electrophotographic member having bow-shaped resin particles defining concavity and protrusion at surface thereof |
Atsushi Uematsu, Masahiro Watanabe, Noboru Miyagawa, Taichi Sato, Takehiko Aoyama +1 more |
2017-03-21 |
| 9448502 |
Charging member, process cartridge and electrophotographic apparatus |
Taichi Sato, Atsushi Uematsu |
2016-09-20 |
| 9335650 |
Image forming apparatus and process cartridge utilizing a porous charging member |
Takehiko Aoyama, Noboru Miyagawa, Taichi Sato, Atsushi Uematsu, Masahiro Watanabe +1 more |
2016-05-10 |
| 9304429 |
Charging member, process cartridge, and electrophotographic apparatus |
Noboru Miyagawa, Masahiro Watanabe, Taichi Sato, Takehiko Aoyama, Atsushi Uematsu |
2016-04-05 |
| 9291936 |
Image-forming apparatus with electro-conductive resin layer having resin particles and process cartridge |
Takehiko Aoyama, Taichi Sato, Noboru Miyagawa, Masahiro Watanabe, Atsushi Uematsu +1 more |
2016-03-22 |
| 9274442 |
Electrophotographic image forming apparatus having charge transport layer with matrix-domain structure and charging member having concavity and protrusion |
Taichi Sato, Noboru Miyagawa, Takehiko Aoyama, Atsushi Uematsu, Masahiro Watanabe +6 more |
2016-03-01 |
| 9268243 |
Electrophotographic member, process cartridge, and electrophotographic apparatus |
Takehiko Aoyama, Kenichi Yamauchi |
2016-02-23 |
| 9256153 |
Charging member, process cartridge and electrophotographic apparatus |
Takehiko Aoyama, Taichi Sato |
2016-02-09 |
| 9158213 |
Charging member, process cartridge and electrophotographic apparatus |
Takehiko Aoyama, Taichi Sato, Noboru Miyagawa, Satoshi Koide, Daisuke Tanaka |
2015-10-13 |
| 9075333 |
Charging member, process cartridge, and electrophotographic apparatus |
Atsushi Uematsu, Taichi Sato |
2015-07-07 |
| 8980423 |
Charging member, process for its production, process cartridge |
Takumi Furukawa, Hidekazu Matsuda, Yusuke Yagisawa |
2015-03-17 |
| 8971766 |
Electrophotographic member, process cartridge and electrophotographic apparatus |
Hiroshi Mayuzumi, Yusuke Yagisawa |
2015-03-03 |
| 8550969 |
Charging member, process cartridge, and electrophotographic apparatus |
Satoshi Koide |
2013-10-08 |
| 8548359 |
Charging member, process cartridge and electrophotographic apparatus |
Masataka Kodama, Takehiko Aoyama |
2013-10-01 |
| 8532534 |
Charging member, process cartridge, and electrophotographic apparatus |
Satoshi Koide |
2013-09-10 |
| 8383234 |
Charging member, process cartridge, and electrophotographic apparatus |
Hiroshi Mayuzumi, Hidekazu Matsuda, Nozomu Takahata, Yusuke Yagisawa, Satoshi Koide +1 more |
2013-02-26 |
| 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 |
Hiroshi Mayuzumi |
2011-01-11 |
| 7835669 |
Charging roller, process cartridge and electrophotographic apparatus |
Takumi Furukawa, Hidekazu Matsuda, Yusuke Yagisawa |
2010-11-16 |
| 7366448 |
Charging member including coated and uncoated metal oxide particles |
Masaaki Harada, Hideyuki Takagi, Toshihiro Otaka, Yoshimasa Sawada |
2008-04-29 |
| 7054579 |
Charging member, process cartridge, and electrophotographic apparatus |
Seiji Tsuru, Noriaki Kuroda, Hiroshi Inoue, Toshihiro Otaka |
2006-05-30 |
| 6962746 |
Conductive member, and process cartridge and electrophotographic apparatus which make use of the same |
Hiroshi Inoue, Hiroyuki Osada, Seiji Tsuru, Hisao Kato, Noriaki Kuroda +3 more |
2005-11-08 |