Issued Patents All Time
Showing 1–25 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11340540 | Image forming apparatus and image forming method | Akio Takei, Daisuke Inoue, Daichi Hisakuni, Hidetaka Kubo, Masahiro Ohmori | 2022-05-24 |
| 11036154 | Toner, toner storage unit, image forming apparatus, and image forming method | Masayuki Ukigaya, Hiroshi Yamada, Kohsuke Nagata, Hiroyuki Takeda | 2021-06-15 |
| 10303071 | Toner, developer, image forming apparatus, and process cartridge | Hiroyuki Takeda, Hiroshi Yamada, Akira Tanaka | 2019-05-28 |
| 10303072 | Toner, developer, and image forming device | Akira Tanaka, Hiroyuki Takeda, Hiroshi Yamada, Daichi Hisakuni, Yasuo Kamada | 2019-05-28 |
| 10054864 | Toner, toner stored unit, and image forming apparatus | Tomoki Murayama, Ryota Inoue, Masana Shiba, Daisuke Inoue, Yoshitsugu Kimura +1 more | 2018-08-21 |
| 9989869 | Toner, toner stored unit, and image forming apparatus | Daisuke Inoue, Naohiro Watanabe, Ryota Inoue, Masana Shiba, Shingo Sakashita +4 more | 2018-06-05 |
| 9523931 | Toner, developer and image forming apparatus | Satoshi Kojima, Tsuneyasu Nagatomo, Shingo Sakashita, Tomoki Murayama, Masaya Fukuda | 2016-12-20 |
| 9291931 | Electrostatic charge image developing toner | Tsuneyasu Nagatomo, Satoshi Kojima, Shingo Sakashita, Tomoki Murayama, Masaya Fukuda | 2016-03-22 |
| 9274445 | Toner set, developer set, and image forming apparatus | Teruki Kusahara, Satoshi Ogawa, Daisuke Ito, Daisuke Inoue, Osamu Uchinokura +4 more | 2016-03-01 |
| 9201325 | Toner containing crystalline polyester | Tsuyoshi Sugimoto, Osamu Uchinokura, Satoshi Ogawa, Satoshi Kojima, Daisuke Ito +4 more | 2015-12-01 |
| 9201326 | Toner, developer and image forming apparatus | Ryuuta Yoshida, Takahiro Honda, Osamu Uchinokura, Masaki Watanabe, Daisuke Inoue +2 more | 2015-12-01 |
| 9152084 | Toner housing container and image forming apparatus | Masana Shiba, Shingo Sakashita, Tomoki Murayama, Chihiro Kikuchi, Masaya Fukuda +6 more | 2015-10-06 |
| 9086647 | Developing device that suppresses hysteresis | Shingo Sakashita, Tsuneyasu Nagatomo, Satoshi Kojima, Tomoki Murayama | 2015-07-21 |
| 9069288 | Toner housing container and image forming apparatus | Satoshi Kojima, Tsuneyasu Nagatomo, Shingo Sakashita, Tomoki Murayama, Masaya Fukuda +6 more | 2015-06-30 |
| 9005864 | Toner, two-component developer and image forming apparatus | Syouko Satoh, Tsuneyasu Nagatomo, Satoshi Kojima, Osamu Uchinokura, Daisuke Ito +4 more | 2015-04-14 |
| 8956795 | Toner for developing electrostatic image, two-component developer and image forming apparatus | Satoshi Kojima, Tsuneyasu Nagatomo, Syouko Satoh, Osamu Uchinokura, Satoshi Ogawa +6 more | 2015-02-17 |
| 8846289 | Method of manufacturing toner and toner manufactured by the method | Satoshi Ogawa, Tsuyoshi Sugimoto, Naohito Shimota, Hiroshi Yamashita, Masana Shiba | 2014-09-30 |
| 8778588 | Toner for electrostatic charge development | Teruki Kusahara, Tsuyoshi Sugimoto, Hyo Shu, Tomomi Suzuki, Osamu Uchinokura +8 more | 2014-07-15 |
| 8673528 | Toner, developer, toner accommodating container, process cartridge and image forming method | Tsuyoshi Sugimoto, Hiroshi Yamashita, Naohiro Watanabe, Shinichi Wakamatsu, Masaki Watanabe +3 more | 2014-03-18 |
| 8652719 | Toner, process cartridge, and image forming apparatus | Osamu Uchinokura, Satoshi Ogawa, Teruki Kusahara, Daisuke Ito, Daisuke Inoue | 2014-02-18 |
| 8614043 | Toner | Masaki Watanabe, Osamu Uchinokura, Takahiro Honda, Satoshi Ogawa, Tsuneyasu Nagatomo +1 more | 2013-12-24 |
| 8546053 | Toner, and production method of the same | Teruki Kusahara, Tomomi Suzuki, Toshihiko Karato | 2013-10-01 |
| 8518622 | Toner, developer, and image forming method | Satoshi Ogawa, Daisuke Inoue, Daisuke Ito, Osamu Uchinokura, Teruki Kusahara +3 more | 2013-08-27 |
| 8492063 | Method of manufacturing toner | Akinori Saitoh, Masahide Yamada, Osamu Uchinokura, Tomomi Suzuki | 2013-07-23 |
| 8455172 | Toner, method for producing the same, and developer | Hiroshi Yamashita, Teruki Kusahara, Tsuyoshi Sugimoto, Tomomi Suzuki | 2013-06-04 |