Issued Patents All Time
Showing 51–75 of 98 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9943793 | Polymer nanofiber structural body and polymer nanofiber composite using the structural body, and methods of producing the structural body and the composite | Kenji Takashima, Tetsuo Hino | 2018-04-17 |
| 9934882 | Amine compound and ionic conductive agent, and electroconductive resin composition | Taichi Shintou, Satoru Nishioka, Takeshi Miyazaki | 2018-04-03 |
| 9897931 | Electroconductive member for electrophotography, process cartridge, and electrophotographic image-forming apparatus | Satoru Nishioka, Kenichi Yamauchi, Hiroki Masu, Noriko Suzumura | 2018-02-20 |
| 9811021 | Conductive member | Norifumi Muranaka, Satoru Yamada, Seiji Tsuru, Yuka Muranaka | 2017-11-07 |
| 9811009 | Electrophotographic member, process cartridge and electrophotographic apparatus | Masaki Yamada, Sosuke Yamaguchi, Hideya Arimura, Satoru Nishioka | 2017-11-07 |
| 9740133 | Charging member, process cartridge and electrophotographic image forming apparatus | Kenichi Yamauchi, Satoru Nishioka, Hiroki Masu, Noriko Suzumura | 2017-08-22 |
| 9691517 | Hydroxy compound, ion conducting agent, and electroconductive resin composition | Taichi Shintou, Masaki Yamada, Sosuke Yamaguchi, Takeshi Miyazaki | 2017-06-27 |
| 9665028 | Electrophotographic member, process cartridge and electrophotographic apparatus | Hideya Arimura, Masaki Yamada, Satoru Nishioka | 2017-05-30 |
| 9665029 | Electro-conductive roller and method of manufacturing the same | Tetsuo Hino, Masaaki Shibata | 2017-05-30 |
| 9651888 | Electroconductive member with a surface layer including a porous body having a continuous open pore | Norifumi Muranaka, Yuichi Kikuchi, Koji Otsuka, Masaki Imoto, Tetsuo Hino +1 more | 2017-05-16 |
| 9639009 | Electrophotographic member, process cartridge, and electrophotographic apparatus | Sosuke Yamaguchi, Masaki Yamada, Hideya Arimura, Satoru Nishioka | 2017-05-02 |
| 9625838 | Electrophotographic apparatus, process cartridge, and image forming method | Kazumichi Sugiyama, Daisuke Tanaka, Takeshi Murakami, Daisuke Kawaguchi, Satoru Nishioka | 2017-04-18 |
| 9599913 | Electrophotographic member, process cartridge and electrophotographic apparatus | Satoru Nishioka, Masahiro Watanabe, Masaki Yamada, Hideya Arimura | 2017-03-21 |
| 9580847 | Porous laminate | Kenji Takashima, Tetsuo Hino | 2017-02-28 |
| 9581931 | Electrophotographic member, process cartridge, and electrophotographic apparatus | Masaki Yamada, Sosuke Yamaguchi, Satoru Nishioka | 2017-02-28 |
| 9551949 | Electroconductive member for electrophotography, process cartridge, and electrophotographic apparatus | Satoru Yamada, Norifumi Muranaka, Yuichi Kikuchi, Tetsuo Hino | 2017-01-24 |
| 9547250 | Electroconductive member for electrophotography, process cartridge and electrophotographic apparatus | Yuichi Kikuchi, Norifumi Muranaka, Satoru Yamada, Tetsuo Hino | 2017-01-17 |
| 9541854 | Electroconductive member for electrophotography, process cartridge, and electrophotographic apparatus | Yuichi Kikuchi, Mikio Shimada, Tetsuo Hino, Masahiro Watanabe, Norifumi Muranaka +1 more | 2017-01-10 |
| 9522352 | Nanofiber structural body and collecting apparatus using the nanofiber structural body, and method of producing the nanofiber structural body | Kenji Takashima, Tetsuo Hino | 2016-12-20 |
| 9465322 | Cartridge and image forming apparatus | Akihisa Matsukawa, Yusuke Usui, Hiroyoshi Iwayama, Takanori Watanabe, Naoki Okamoto | 2016-10-11 |
| 9442408 | Member for electrophotography, method for producing the same, and image forming apparatus | Kenichi Yamauchi, Satoru Nishioka, Hiroki Masu, Noriko Suzumura | 2016-09-13 |
| 9442451 | Electroconductive member for electrophotography, process cartridge, and electrophotographic image-forming apparatus | Satoru Nishioka, Kenichi Yamauchi, Hiroki Masu, Noriko Suzumura | 2016-09-13 |
| 9360789 | Member for electrophotography, process cartridge and image forming apparatus | Hiroki Masu, Satoru Nishioka, Kenichi Yamauchi, Noriko Suzumura | 2016-06-07 |
| 9146482 | Electroconductive member for electrophotography, process cartridge, and electrophotographic apparatus | Masahiro Watanabe, Yuichi Kikuchi, Satoru Nishioka, Norifumi Muranaka, Mikio Shimada +1 more | 2015-09-29 |
| 9128403 | Electrophotographic electrically conductive member | Norifumi Muranaka, Satoru Nishioka, Yuichi Kikuchi | 2015-09-08 |