Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10426249 | Oral care implement | Douglas Hohlbein | 2019-10-01 |
| 10278485 | Oral care implement and filament therefor | Douglas Hohlbein | 2019-05-07 |
| 10187636 | Active lens alignment system | Fan Leuk Lai, Po Lam Au, Jiangwen Deng, Wing Hong Leung | 2019-01-22 |