Issued Patents All Time
Showing 1–25 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11573499 | Process cartridge and electrophotographic apparatus | Takeshi Murakami, Kazunori Noguchi, Kenta Kamikura, Yuzo Seino, Takashi Kenmoku | 2023-02-07 |
| 11320754 | Process cartridge and electrophotographic apparatus | Kazunori Noguchi, Takeshi Murakami, Kenta Kamikura, Yuzo Seino, Takashi Kenmoku | 2022-05-03 |
| 11256187 | Process cartridge and electrophotographic apparatus | Kazunori Noguchi, Takeshi Murakami, Takashi Kenmoku, Yuzo Seino, Kenta Kamikura | 2022-02-22 |
| 10663913 | Process cartridge and electrophotographic apparatus | Tatsuya Yamaai, Kazunori Noguchi, Shuhei Iwasaki, Akira Sakakibara, Daisuke Miura +2 more | 2020-05-26 |
| 10545453 | Process cartridge and electrophotographic apparatus | Shuhei Iwasaki, Kazunori Noguchi, Tatsuya Yamaai, Daisuke Miura, Akira Sakakibara +2 more | 2020-01-28 |
| 10452021 | Process cartridge and electrophotographic image forming apparatus | Daisuke Miura, Shuhei Iwasaki, Akira Sakakibara, Tatsuya Yamaai, Kazunori Noguchi +2 more | 2019-10-22 |
| 10331052 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kazunori Noguchi, Takeshi Murakami, Nobuhiro Nakamura, Atsushi Okuda | 2019-06-25 |
| 10067432 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kazunori Noguchi, Kazumichi Sugiyama | 2018-09-04 |
| 10031430 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kazunori Noguchi, Kazumichi Sugiyama | 2018-07-24 |
| 9971257 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kazumichi Sugiyama, Kazunori Noguchi | 2018-05-15 |
| 9857704 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Yota Ito, Hiroyuki Tomono, Takashi Anezaki, Daisuke Miura | 2018-01-02 |
| 9851646 | Electrophotographic apparatus and process cartridge | Hiroyuki Tomono, Daisuke Miura, Takashi Anezaki, Yota Ito | 2017-12-26 |
| 9791792 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Yohei Miyauchi, Kimihiro Yoshimura, Atsushi Okuda, Yuki Yamamoto, Wataru Kitamura +1 more | 2017-10-17 |
| 9651879 | Electrophotographic photosensitive member, method of producing the electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Akihiro Maruyama, Yuki Yamamoto | 2017-05-16 |
| 9575422 | Method of producing electrophotographic photosensitive member, method of producing organic device, and emulsion for charge transporting layer | Atsushi Okuda, Keiko Yamagishi, Yohei Miyauchi, Hiroki Uematsu, Kimihiro Yoshimura | 2017-02-21 |
| 9507283 | Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Akihiro Maruyama, Yuki Yamamoto | 2016-11-29 |
| 9494882 | Method of producing electrophotographic photosensitive member | Keiko Yamagishi, Kimihiro Yoshimura, Hiroki Uematsu, Yohei Miyauchi, Atsushi Okuda | 2016-11-15 |
| 9436107 | Method of producing electrophotographic photosensitive member, and emulsion for a charge transporting layer | Takeshi Murakami, Akihiro Maruyama, Hiroki Uematsu, Atsushi Okuda | 2016-09-06 |
| 9395687 | Electrophotographic apparatus and process cartridge | Hiroyuki Tomono, Yota Ito, Daisuke Miura, Takashi Anezaki | 2016-07-19 |
| 9341964 | Process for producing electrophotographic photosensitive member | Keiko Yamagishi, Atsushi Okuda, Yohei Miyauchi, Hiroki Uematsu, Kimihiro Yoshimura | 2016-05-17 |
| 9282615 | Methods for producing electrophotographic photosensitive member and organic device each having charge transporting layer | Keiko Yamagishi, Atsushi Okuda, Kimihiro Yoshimura, Yohei Miyauchi, Hiroki Uematsu | 2016-03-08 |
| 9280072 | Process for producing electrophotographic photosensitive member | Atsushi Okuda, Kunihiko Sekido | 2016-03-08 |
| 9280071 | Method of producing electrophotographic photosensitive member, and emulsion for a charge transporting layer | Akihiro Maruyama, Atsushi Okuda, Takeshi Murakami, Hiroki Uematsu | 2016-03-08 |
| 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 |
| 9235144 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Yuki Yamamoto, Akihiro Maruyama | 2016-01-12 |