Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10986916 | Power hairbrush with improved sebum-removing brushhead | Gerald Keith Brewer | 2021-04-27 |
| 10258141 | Power hairbrush with improved sebum-removing brushhead | Gerald Keith Brewer | 2019-04-16 |
| 7023002 | Surface treating device and surface treating method | Kazuya Nagaseki, Tadashi Onishi, Koichi Murakami, Daisuke Hayashi, Minoru Honda | 2006-04-04 |