Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10852651 | Electrostatic-image developer and process cartridge | Yasuaki Hashimoto, Yosuke Tsurumi | 2020-12-01 |
| 10831119 | Electrostatic-image developer and process cartridge | Yosuke Tsurumi, Yasuaki Hashimoto | 2020-11-10 |