Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697152 | Method of manufacturing an impeller | Susumu Yamazaki, Eiichi Ito, Hiroshi Asabuki, Masayuki Fujio, Hajime Fujita +9 more | 1997-12-16 |
| 5536139 | Vortex flow blower having blades each formed by curved surface | Susumu Yamazaki, Eiichi Ito, Hiroshi Asabuki, Masayuki Fujio, Hajime Fujita +9 more | 1996-07-16 |
| 5395210 | Vortex flow blower having blades each formed by curved surface and method of manufacturing the same | Susumu Yamazaki, Eiichi Ito, Hiroshi Asabuki, Masayuki Fujio, Hajime Fujita +9 more | 1995-03-07 |