Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11829104 | Toner | Takuya Mizuguchi, Yoshitaka Suzumura, Osamu Matsushita, Shotaro Nomura | 2023-11-28 |
| 11360405 | Electrophotographic apparatus, process cartridge and cartridge set | Yoshitaka Suzumura, Takuya Mizuguchi, Osamu Matsushita, Masahiro Kurachi, Kazuhiro Yamauchi +1 more | 2022-06-14 |
| 11360426 | Electrophotographic apparatus, process cartridge, and cartridge set | Yoshitaka Suzumura, Takuya Mizuguchi, Osamu Matsushita, Shunsuke Matsushita, Masahiro Kurachi +1 more | 2022-06-14 |
| 11112713 | Toner | Hiroki Akiyama, Shuhei Moribe, Tatsuya Saeki, Hiroki Kagawa, Atsuhiko Ohmori +1 more | 2021-09-07 |
| 10295921 | Toner | Atsuhiko Ohmori, Shuhei Moribe, Koji Nishikawa, Kosuke Fukudome, Daisuke Yoshiba +4 more | 2019-05-21 |
| 10289016 | Toner | Kosuke Fukudome, Shuhei Moribe, Koji Nishikawa, Daisuke Yoshiba, Shotaro Nomura +4 more | 2019-05-14 |
| 10241430 | Toner, and external additive for toner | Sho Kimura, Shuhei Moribe, Takashi Matsui, Shotaro Nomura, Atsuhiko Ohmori +3 more | 2019-03-26 |
| 9864284 | Electrophotographic photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Masataka Kawahara, Hirotoshi Uesugi, Akihiro Maruyama, Hirofumi Kumoi, Masato Tanaka +6 more | 2018-01-09 |
| 9857704 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Yota Ito, Takashi Anezaki, Daisuke Miura, Harunobu Ogaki | 2018-01-02 |
| 9851646 | Electrophotographic apparatus and process cartridge | Daisuke Miura, Takashi Anezaki, Yota Ito, Harunobu Ogaki | 2017-12-26 |
| 9753385 | Electrophotographic photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Yota Ito, Daisuke Miura, Shoma Hinata, Takashi Anezaki, Tatsuya Yamaai +6 more | 2017-09-05 |
| 9599915 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Takashi Anezaki, Kazuhisa Shida, Haruyuki Tsuji, Atsushi Fujii, Nobuhiro Nakamura +1 more | 2017-03-21 |
| 9500967 | Electrophotographic photosensitive member, method for producing the same, process cartridge, and electrophotographic apparatus | Takeshi Murakami, Kunihiko Sekido, Atsushi Okuda | 2016-11-22 |
| 9470989 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Haruyuki Tsuji, Atsushi Fujii, Kazuhisa Shida, Nobuhiro Nakamura, Hideaki Matsuoka +1 more | 2016-10-18 |
| 9395687 | Electrophotographic apparatus and process cartridge | Yota Ito, Daisuke Miura, Takashi Anezaki, Harunobu Ogaki | 2016-07-19 |
| 9372418 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kazuhisa Shida, Atsushi Fujii, Haruyuki Tsuji, Nobuhiro Nakamura, Hideaki Matsuoka | 2016-06-21 |
| 9372419 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Haruyuki Tsuji, Atsushi Fujii, Kazuhisa Shida, Nobuhiro Nakamura, Hideaki Matsuoka | 2016-06-21 |
| 9304416 | Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kazunori Noguchi, Yuka Ishiduka, Nobuhiro Nakamura, Atsushi Okuda | 2016-04-05 |
| 9274443 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kunihiko Sekido, Atsushi Okuda, Takeshi Murakami | 2016-03-01 |
| 9178161 | Benzo[c]phenanthrene compound and organic light-emitting device containing same | Tetsuya Kosuge, Jun Kamatani | 2015-11-03 |
| 9069267 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kenichi Kaku, Michiyo Sekiya, Kunihiko Sekido, Atsushi Okuda, Nobuhiro Nakamura +2 more | 2015-06-30 |
| 9063505 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Michiyo Sekiya, Kunihiko Sekido, Atsushi Okuda, Nobuhiro Nakamura, Yota Ito +2 more | 2015-06-23 |
| 9029054 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Atsushi Okuda, Michiyo Sekiya, Kunihiko Sekido, Kenichi Kaku, Nobuhiro Nakamura +2 more | 2015-05-12 |
| 9012112 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kunihiko Sekido, Michiyo Sekiya, Atsushi Okuda, Yuka Ishiduka, Nobuhiro Nakamura +1 more | 2015-04-21 |
| 9005778 | Organic compound and organic light-emitting device including the same | Tomonari Horikiri, Jun Kamatani | 2015-04-14 |