Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10856649 | Toothbrush | Hideyuki Yamashita, Kotaro Kitajo, Hideaki Yoshida | 2020-12-08 |
| 10835029 | Toothbrush | Kotaro Kitajo, Hideyuki Yamashita, Katsunori Kondo, Hideaki Yoshida | 2020-11-17 |
| 10743649 | Plaque detecting device and toothbrush | Hideyuki Yamashita, Kosuke Abe, Hideaki Yoshida, Masashi Kitamura | 2020-08-18 |