Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10245129 | Tooth bleaching device | Masayoshi Nagayama | 2019-04-02 |
| 10016264 | Teeth bleaching apparatus | Masayoshi Nagayama | 2018-07-10 |
| 9775986 | Teeth surface stain removing apparatus and teeth surface stain removing method | Kaori Ajiki | 2017-10-03 |