Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9158216 | Method for producing toner particles | Tsutomu Shimano, Masatake Tanaka, Shintaro Noji, Yu Yoshida | 2015-10-13 |
| 8980517 | Toner | Shintaro Kawaguchi, Katsuyuki Nonaka, Koji Abe, Yuhei Terui, Taiji Katsura +1 more | 2015-03-17 |
| 8778581 | Toner | Katsuyuki Nonaka, Yasuhiro Hashimoto, Akira Sugiyama, Yuhei Terui | 2014-07-15 |
| 8652737 | Toner and image forming process | Satoshi Handa, Katsuyuki Nonaka, Koji Abe, Yasuhiro Hashimoto, Akira Sugiyama +1 more | 2014-02-18 |
| 8647800 | Toner | Katsuyuki Nonaka, Kenichi Nakayama | 2014-02-11 |
| 8574805 | Toner | Yuhei Terui, Katsuyuki Nonaka, Koji Abe, Yasuhiro Hashimoto, Akira Sugiyama | 2013-11-05 |
| 8497054 | Toner | Akira Sugiyama, Katsuyuki Nonaka, Koji Abe, Yasuhiro Hashimoto, Yuhei Terui | 2013-07-30 |
| 8440382 | Method of producing toner | Katsuyuki Nonaka, Yasuhiro Hashimoto, Akira Sugiyama, Yuhei Terui | 2013-05-14 |
| 8367289 | Toner | Satoshi Handa, Katsuyuki Nonaka, Koji Abe, Yasuhiro Hashimoto, Akira Sugiyama +1 more | 2013-02-05 |