Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D833630 | Roller head for a skin treatment device | ZhiHao Liang, Cheung Tsang | 2018-11-13 |
| D827842 | Skin treatment device with roller head | Michael Bainton, Peter Kay, Norman Stevenson, ZhiHao Liang, Cheung Tsang | 2018-09-04 |
| 9938971 | Self-locking coupling between a pump casing and a pump module | Beat Moser, Adrian Zweifel, Beat Widmer, Lukas Christen, Roman Good +1 more | 2018-04-10 |