Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11504883 | Resin particle producing method | Nozomu Tamoto, Hitoshi Iwatsuki, Yasuo Suzuki, Yasuyuki Yamashita, Sohichiroh Iida +4 more | 2022-11-22 |
| 10073366 | Toner, toner storage unit, image forming apparatus, and method for manufacturing toner | Kohsuke Nagata, Ryuuta Yoshida, Shinya Nakayama, Tsuyoshi Sugimoto, Akinori Saitoh +5 more | 2018-09-11 |
| 9921503 | Toner, developer, and image formation device | Hiroshi Yamada, Tsuyoshi Sugimoto, Susumu Chiba, Kohsuke Nagata, Shinya Nakayama +2 more | 2018-03-20 |
| 9785074 | Polyester resin for toner, toner, developer, and image formation device | Kohsuke Nagata, Shinya Nakayama, Tsuyoshi Sugimoto, Hiroshi Yamada, Susumu Chiba +1 more | 2017-10-10 |
| 9588451 | Toner, developer, and image forming apparatus | Akihiro Takeyama, Shinya Nakayama, Akinori Saitoh, Hiroyuki Takeda | 2017-03-07 |
| 9557671 | Electrostatic image developing toner, developer, and image forming apparatus | Ryuta Chiba, Shinya Nakayama, Hiroshi Yamada, Minoru Masuda, Akinori Saitoh +6 more | 2017-01-31 |
| 9557669 | Toner, developer, and image forming apparatus | Shinya Nakayama, Tsuyoshi Sugimoto, Susumu Chiba, Kohsuke Nagata, Daisuke Asahina | 2017-01-31 |
| 9557672 | Toner, developer, and image forming apparatus | Susumu Chiba, Tsuyoshi Sugimoto, Shinya Nakayama, Kohsuke Nagata, Daisuke Asahina | 2017-01-31 |
| 9488925 | Magenta toner, developer, and image forming apparatus | Ryuta Chiba, Shinya Nakayama, Tsuyoshi Sugimoto, Hiroshi Yamada, Susumu Chiba +2 more | 2016-11-08 |