Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D833630 | Roller head for a skin treatment device | Martin Butler, ZhiHao Liang | 2018-11-13 |
| D827842 | Skin treatment device with roller head | Michael Bainton, Peter Kay, Norman Stevenson, Martin Butler, ZhiHao Liang | 2018-09-04 |
| 9902352 | Vehicle side wing anti-collision system | — | 2018-02-27 |