Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9726997 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus | Narumasa SATO, Eisuke Iwazaki, Tomoaki Tanaka, Kotaro YOSHIHARA, Noriyuki Mizutani | 2017-08-08 |
| 9715185 | Electrostatic-image developing toner, electrostatic-image developer, and toner cartridge | Yuka Kawamoto, Kotaro YOSHIHARA, Daisuke Ishizuka, Narumasa SATO, Erina SAITO | 2017-07-25 |
| 9575428 | Electrostatic-image developing toner, electrostatic image developer, and toner cartridge | Narumasa SATO, Kotaro YOSHIHARA, Daisuke Ishizuka, Erina SAITO, Yuka Kawamoto +1 more | 2017-02-21 |