Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10869741 | Electric toothbrush and method for operating an electric toothbrush | Hideaki Yoshida, Masashi Kitamura, Sakae MORIKAWA | 2020-12-22 |
| 10779924 | Electric toothbrush device and method | Hideaki Yoshida | 2020-09-22 |
| 10765323 | Electric toothbrush, brush unit, and method for operating an electric toothbrush | Hideaki Yoshida, Masashi Kitamura | 2020-09-08 |
| 10758327 | Electric toothbrush with rigidly connected grip portion and brush portion | Hiroshi Nakamori | 2020-09-01 |
| 10743650 | Electric toothbrush with an illumination ring | Hiroshi Nakamori | 2020-08-18 |