Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10423090 | Magenta toner and toner kit | Takeshi Ohtsu, Yosuke Iwasaki, Wakiko Katsumata, Koh Ishigami, Masaharu Miura +3 more | 2019-09-24 |
| 10234777 | Toner and method for manufacturing toner | Takeshi Ohtsu, Kentaro Kamae, Yosuke Iwasaki, Wakiko Katsumata, Kenta Mitsuiki +3 more | 2019-03-19 |
| 10216108 | Toner production method and polymer | Yosuke Iwasaki, Takeshi Ohtsu, Kentaro Kamae, Wakiko Katsumata, Kenta Mitsuiki +3 more | 2019-02-26 |