Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697152 | Method of manufacturing an impeller | Eiichi Ito, Hiroshi Asabuki, Masayuki Fujio, Hajime Fujita, Kazuo Kobayashi +9 more | 1997-12-16 |
| 5628269 | Jump pump arrangement for jet boat | Yasuhiko Henmi, Makoto Nagafusa | 1997-05-13 |
| 5628615 | Vortex flow blower and vane wheel therefor | Hiroshi Asabuki, Masayuki Fujio, Takashi Watanabe, Fumiaki Ishida | 1997-05-13 |
| 5600886 | Method of making vortex flow blower and vane wheel therefor | Hiroshi Asabuki, Masayuki Fujio, Takashi Watanabe, Fumiaki Ishida | 1997-02-11 |