Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9976432 | Radial vane and method of manufacturing same | Izumi Higuchi, Hideaki Nishimura, Masaki Higuchi | 2018-05-22 |
| 7992246 | Radial vane for tooth brush, tooth brush using the same, and method and device for manufacturing the radial vane for the tooth brush | Toshifumi Takeuchi, Izumi Higuchi | 2011-08-09 |