Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11013279 | Fastener for wig and wig using the same | Masaaki Furukawa, Yoshihiro Tsumura, Yukitomo Kawakita | 2021-05-25 |
| D854246 | Wig fastener | Mayumi Toba, Yukitomo Kawakita | 2019-07-16 |