Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9146484 | Toners for electrostatic-image development | Masaya Ota, Kazuo Mitsuhashi | 2015-09-29 |
| 6720123 | Process for producing toner for developing electrostatic image | Yuqing Xu, Kazuo Mitsuhashi, Toyomasa Hoshino | 2004-04-13 |