Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410275 | Vehicle wiper blade | Shota Segawa, Masanori Yokoyama, Hidekazu Matsuda, Syoji Inoue, Arihiro Yamamoto +1 more | 2025-09-09 |
| 12174576 | Cleaning member and elastic member | Masanori Yokoyama, Kenya Terada, Shota Segawa, Hisao Kato, Mitsuhiro Kunieda +1 more | 2024-12-24 |
| 11945414 | Vehicle windshield wiper blade | Masanori Yokoyama, Syoji Inoue, Arihiro Yamamoto, Hidekazu Matsuda, Shota Segawa | 2024-04-02 |
| 10025216 | Charging member with electro-conductive elastic layer having exposed bowl-shaped resin particles, process cartridge and electrophotographic apparatus | Atsushi Uematsu, Tomohito Taniguchi, Masahiro Watanabe, Noboru Miyagawa, Taichi Sato | 2018-07-17 |
| 9678452 | Roller for electrophotography, process cartridge, and image-forming apparatus | Masahiro Watanabe, Tomohito Taniguchi, Noboru Miyagawa, Taichi Sato, Takeshi Yoshidome +1 more | 2017-06-13 |
| 9645517 | Charging member, method of producing the same, process cartridge, and electrophotographic apparatus | Taichi Sato, Tomohito Taniguchi | 2017-05-09 |
| 9599914 | Electrophotographic member having bow-shaped resin particles defining concavity and protrusion at surface thereof | Atsushi Uematsu, Tomohito Taniguchi, Masahiro Watanabe, Noboru Miyagawa, Taichi Sato +1 more | 2017-03-21 |
| 9335650 | Image forming apparatus and process cartridge utilizing a porous charging member | Tomohito Taniguchi, Noboru Miyagawa, Taichi Sato, Atsushi Uematsu, Masahiro Watanabe +1 more | 2016-05-10 |
| 9304429 | Charging member, process cartridge, and electrophotographic apparatus | Noboru Miyagawa, Tomohito Taniguchi, Masahiro Watanabe, Taichi Sato, Atsushi Uematsu | 2016-04-05 |
| 9291936 | Image-forming apparatus with electro-conductive resin layer having resin particles and process cartridge | Tomohito Taniguchi, 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, Tomohito Taniguchi, Noboru Miyagawa, Atsushi Uematsu, Masahiro Watanabe +6 more | 2016-03-01 |
| 9274496 | Electrophotographic process cartridge and electrophotographic apparatus | Noboru Miyagawa, Satoshi Koide, Daisuke Tanaka | 2016-03-01 |
| 9268243 | Electrophotographic member, process cartridge, and electrophotographic apparatus | Tomohito Taniguchi, Kenichi Yamauchi | 2016-02-23 |
| 9256153 | Charging member, process cartridge and electrophotographic apparatus | Taichi Sato, Tomohito Taniguchi | 2016-02-09 |
| 9158213 | Charging member, process cartridge and electrophotographic apparatus | Tomohito Taniguchi, Taichi Sato, Noboru Miyagawa, Satoshi Koide, Daisuke Tanaka | 2015-10-13 |
| 8548359 | Charging member, process cartridge and electrophotographic apparatus | Tomohito Taniguchi, Masataka Kodama | 2013-10-01 |