Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156799 | Electrostatic charge image developing toner set, electrostatic charge image developer set, and toner cartridge set | Yutaka Saito, Yuka Yamagishi, Fusako Kiyono | 2018-12-18 |
| 9996016 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Fusako Kiyono, Shintaro Anno, Emi Matsushita | 2018-06-12 |
| 9904191 | Electrostatic charge image developing toner set, electrostatic charge image developer set, and toner cartridge set | Yutaka Saito, Fusako Kiyono, Yuka Yamagishi | 2018-02-27 |