Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9244371 | Magnetic toner | Yoshitaka Suzumura, Yusuke Hasegawa, Michihisa Magome | 2016-01-26 |
| 8918035 | Developing apparatus, developing method and magnetic toner for developing apparatus | Yusuke Hasegawa, Yoshitaka Suzumura | 2014-12-23 |