Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11079700 | Image forming apparatus and image forming method | Tsuneyasu Nagatomo, Kohsuke Satoh, Daichi Hisakuni, Kousuke Suzuki, Shintaro Akiyama | 2021-08-03 |
| 11061345 | Toner, toner stored unit, developer, developer stored unit, and image forming apparatus | Kohsuke Satoh, Tsuneyasu Nagatomo, Daichi Hisakuni | 2021-07-13 |
| 11054757 | Toner, image forming apparatus, image forming method, and process cartridge | Yohichi Kitagawa, Yuka Mizoguchi, Tsuneyasu Nagatomo, Shinya Nakayama | 2021-07-06 |
| 10295919 | Toner, developer, toner storage unit, and image forming apparatus | Tsuneyasu Nagatomo, Kohsuke Satoh, Kenji Yoneda | 2019-05-21 |
| 9851649 | Toner, developer, image forming apparatus, and image forming method | Tsuyoshi Sugimoto, Akinori Saito, Suzuka Amemori, Toyoshi Sawada, Hiroshi Yamashita +4 more | 2017-12-26 |
| 9804516 | Toner, developer, image forming apparatus, and process cartridge | Tsuneyasu Nagatomo, Kohsuke Satoh, Junichi Watanabe, Kenji Yoneda, Daichi Hisakuni | 2017-10-31 |
| 9791794 | Toner, developer, and image forming apparatus | Junichi Watanabe, Kenji Yoneda, Kohsuke Satoh, Tsuneyasu Nagatomo, Daichi Hisakuni | 2017-10-17 |
| 9594322 | Toner for image formation, and developer and image forming apparatus using the toner | Suzuka Amemori, Tsuyoshi Sugimoto, Akinori Saito, Toyoshi Sawada | 2017-03-14 |
| 9176406 | Toner, development agent, image forming apparatus, and process cartridge | Satoyuki Sekiguchi, Hiroshi Yamashita, Minoru Masuda, Susumu Chiba, Tatsuya Morita +5 more | 2015-11-03 |
| 9141013 | Electrophotographic toner, developer containing the toner, and image forming apparatus | Yoshihiro Moriya, Masahide Yamada, Taichi Nemoto, Yukiko Nakajima, Yoshitaka Yamauchi +3 more | 2015-09-22 |
| 9127118 | Resin for toner, toner using the resin, and development agent using the toner | Hideyuki Santo, Shinya Nakayama, Atsushi Yamamoto, Yoshihiro Moriya, Akiyoshi Sabu +6 more | 2015-09-08 |
| 9128397 | Resin for use in toner, toner using the resin, developer using the toner, image forming apparatus and method using the toner, and method of manufacturing resin | Yukiko Nakajima, Masahide Yamada, Taichi Nemoto, Yoshihiro Moriya, Yoshitaka Yamauchi +2 more | 2015-09-08 |
| 9012116 | Toner and developer | Daiki Yamashita, Yoshihiro Moriya, Yukiko Nakajima, Taichi Nemoto, Yoshitaka Yamauchi +2 more | 2015-04-21 |
| 8932790 | Toner, developer including the toner, image forming apparatus using the toner, and block copolymer | Yoshitaka Yamauchi, Masahide Yamada, Yoshihiro Moriya, Taichi Nemoto, Yukiko Nakajima +3 more | 2015-01-13 |
| 8859179 | Developer for electrophotography, image forming apparatus and process cartridge | Hideyuki Santo, Masahide Yamada, Kazumi Suzuki, Shinya Nakayama, Atsushi Yamamoto +4 more | 2014-10-14 |
| 8758973 | Method and apparatus for producing toner | Yohichiroh Watanabe, Minoru Masuda, Yasutada Shitara, Yoshihiro Norikane | 2014-06-24 |
| 8735040 | Toner, developer, and image forming apparatus | Suzuka Amemori, Masahide Yamada, Yoshihiro Moriya, Taichi Nemoto, Yukiko Nakajima +3 more | 2014-05-27 |
| 8685604 | Toner, developer, and image forming apparatus | Yoshihiro Moriya, Masahide Yamada, Taichi Nemoto, Yukiko Nakajima, Yoshitaka Yamauchi +3 more | 2014-04-01 |
| 8652744 | Method for manufacturing toner and toner | Watanabe Yohichiroh, Yoshihiro Norikane, Yasutada Shitara | 2014-02-18 |