Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9921499 | Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and phthalocyanine pigment | Kaname Watariguchi, Shoma Hinata, Kazuko Sakuma, Tsutomu Nishida, Jumpei Kuno +4 more | 2018-03-20 |
| 9864284 | Electrophotographic photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Masataka Kawahara, Hirotoshi Uesugi, Akihiro Maruyama, Masato Tanaka, Hiroyuki Tomono +6 more | 2018-01-09 |
| 9778581 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Yota Ito, Takashi Anezaki, Daisuke Miura | 2017-10-03 |
| 9753385 | Electrophotographic photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Yota Ito, Daisuke Miura, Shoma Hinata, Hiroyuki Tomono, Takashi Anezaki +6 more | 2017-09-05 |
| 9665020 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Daisuke Miura, Yota Ito, Takashi Anezaki | 2017-05-30 |
| 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, Takehiko Aoyama, Atsushi Uematsu +6 more | 2016-03-01 |
| 9229342 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Takashi Anezaki, Kazuhisa Shida, Masashi Nishi, Daisuke Tanaka, Kazumichi Sugiyama | 2016-01-05 |
| 9164406 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Masashi Nishi, Takashi Anezaki, Kazuhisa Shida, Daisuke Tanaka, Kazumichi Sugiyama | 2015-10-20 |
| 7732113 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and process for producing electrophotographic photosensitive member | Kazushige Nakamura, Hidetoshi Hirano, Hirotoshi Uesugi, Shinji Takagi, Yukihiro Abe +2 more | 2010-06-08 |