Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10520841 | Electrostatic image developing toner, electrostatic latent image developer, and toner cartridge | Narumasa SATO, Erina SAITO, Yuka Kawamoto, Noriyuki Mizutani, Daisuke Ishizuka | 2019-12-31 |
| 10466605 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Narumasa SATO, Daisuke Ishizuka, Takahisa TATEKAWA, Noriyuki Mizutani, Erina SAITO | 2019-11-05 |
| 10191399 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Noriyuki Mizutani, Erina SAITO, Narumasa SATO | 2019-01-29 |