Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10782623 | Toner | Shohei Tsuda, Mariko Yamashita, Kozue Uratani, Ryo Nagata | 2020-09-22 |
| 10732529 | Positive-charging toner | Tomoya Nagaoka, Takashi Matsui | 2020-08-04 |
| 10578990 | Toner | Shohei Tsuda, Kozue Uratani, Mariko Yamashita | 2020-03-03 |