Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11287757 | Toner, toner stored container, developer, developing device, process cartridge, and image forming apparatus | Hisashi Nakajima, Akihiro Kaneko, Yoshitaka Yamauchi, Katsunori Kurose | 2022-03-29 |
| 11281118 | Toner, toner accommodating container, developer, developing device, process cartridge, image forming apparatus, and image forming method | Shinya Hanatani, Masayuki Ishii | 2022-03-22 |
| 9069271 | Image forming apparatus and method, and toner, developer and process cartridge for forming image | Hiroki Ishii, Wakana Itoh | 2015-06-30 |
| 8999618 | Toner set, developer set, and image forming apparatus | Ryuuta Yoshida, Satoshi Ogawa, Masaki Watanabe, Naohiro Watanabe | 2015-04-07 |
| 8886062 | Image forming apparatus and image forming method | — | 2014-11-11 |
| 8785099 | Toner, developer including the toner, and developing device and image forming apparatus using the toner | Mitsuo Aoki, Minoru Masuda, Kumi Hasegawa | 2014-07-22 |
| 8778588 | Toner for electrostatic charge development | Teruki Kusahara, Junichi Awamura, Tsuyoshi Sugimoto, Tomomi Suzuki, Osamu Uchinokura +8 more | 2014-07-15 |
| 8750760 | Image forming apparatus and image forming method | — | 2014-06-10 |
| 8703376 | Toner and developer | Saori Yamada, Shinya Nakayama, Hisashi Nakajima, Mitsuo Aoki, Hiroyuki Kishida | 2014-04-22 |
| 8546055 | Toner and developer | Shinya Nakayama, Hisashi Nakajima, Saori Yamada, Mitsuo Aoki, Hiroyuki Kishida | 2013-10-01 |
| 8377618 | Image forming method, image forming apparatus, and toner | Yasuaki Iwamoto, Yasutada Shitara, Minoru Masuda | 2013-02-19 |
| 8357481 | Image forming method and image forming apparatus | Hiroyuki Kishida, Masahide Inoue, Yasutada Shitara | 2013-01-22 |
| 8034523 | Full color toner, and its use in electrophotography methods and apparatus | Kumi Hasegawa, Mitsuo Aoki, Minoru Masuda | 2011-10-11 |
| 8012659 | Image forming apparatus, toner, and process cartridge | Minoru Masuda, Yasuaki Iwamoto, Yasutada Shitara | 2011-09-06 |
| 8007976 | Electrostatic image developing toner, toner kit and image forming apparatus | Hideki Sugiura, Hiroyuki Fushimi, Osamu Uchinokura, Takahiro Honda, Masami Tomita +1 more | 2011-08-30 |
| 7985518 | Toner, image forming apparatus using the same, and image forming method | Mitsuo Aoki, Minoru Masuda, Kumi Hasegawa | 2011-07-26 |
| 7901861 | Electrophotographic image forming method | Yasutada Shitara, Minoru Masuda, Yasuaki Iwamoto | 2011-03-08 |
| 7522857 | Toner, image forming apparatus using the same and process cartridge | Kumi Hasegawa, Mitsuo Aoki, Minoru Masuda, Tomoko Utsumi | 2009-04-21 |