Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7967557 | Multiblade centrifugal blower | Kazuki Okamoto, Hitoshi Kikuchi, Hidetoshi Yamato, Shoji Yamada | 2011-06-28 |
| 7771169 | Centrifugal multiblade fan | Hitoshi Kikuchi, Kazuki Okamoto, Shoji Yamada | 2010-08-10 |
| 7331758 | Blower | Masahiro Arinaga, Kunihiko Kaga, Shoji Yamada, Katsuhisa Ootsuta, Hitoshi Kikuchi +1 more | 2008-02-19 |
| 6595265 | Fan, method for producing the fan by molding molten metal, and device for producing the fan by molding molten metal | Hitoshi Kikuchi, Yoshimi Iwamura, Jiro Fukuyama, Hideaki Miyagawa, Akio Endo | 2003-07-22 |
| 6468038 | Fan, method for producing the fan by molding molten metal, and device for producing the fan by molding molten metal | Hitoshi Kikuchi, Yoshimi Iwamura, Jiro Fukuyama, Hideaki Miyagawa, Akio Endo | 2002-10-22 |