Issued Patents All Time
Showing 1–8 of 8 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 |
| 5569023 | Vortex blower | Fumiaki Ishida, Masayuki Fujio, Kazuo Kobayashi | 1996-10-29 |
| 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 |
| D327316 | Vortex blower | Toshiharu Yoshidomi, Takeshi Abe, Eiichi Ito, Masayuki Fujio, Kazuo Kobayashi +1 more | 1992-06-23 |
| 5091823 | Inverter device | Takatsugu Kanbara, Hiroshi Asabuki, Satoshi Ibori, Kenji Nandou, Takehiko Yanagida +4 more | 1992-02-25 |
| 5035519 | Submersible thrust bearing apparatus | Kooji Aizawa, Katsutoshi Nii, Kazuhiko Kawaike, Akira Saruta, Ryoichi Nakashima | 1991-07-30 |
| 4333520 | Heating and cooling ventilating system with heat recovery | Michio Yanadori, Motokazu Uchida | 1982-06-08 |