Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181843 | Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Sakiko Takeuchi, Daisuke Noguchi, Yutaka Saito, Kazuhiko Nakamura | 2021-11-23 |
| 11126099 | Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Daisuke Noguchi, Sakiko Takeuchi, Kazuhiko Nakamura, Yutaka Saito | 2021-09-21 |
| 11106148 | Electrostatic charge image development toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Daisuke Noguchi, Sakiko Takeuchi, Kazuhiko Nakamura, Yutaka Saito | 2021-08-31 |
| 11036155 | Toner for electrostatic image development, electrostatic image developer, and toner cartridge | Kazutsuna SASAKI, Yutaka Saito, Kazuhiko Nakamura | 2021-06-15 |