Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9216072 | Drug-containing personal hygiene implement | Kazuyuki Uo, Masato Yamashita | 2015-12-22 |
| 4710995 | Electric motor driven toothbrush | Minoru Iwasawa, Masakazu Oohigashi, Masao Terai | 1987-12-08 |