Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8517708 | Fuel pump with axial slide gap | Yoshitaka Wakamatsu | 2013-08-27 |
| 7950898 | Fuel pump having impeller | — | 2011-05-31 |
| 6767180 | Impeller type fuel pump | Kiyotoshi Ol | 2004-07-27 |
| 6497552 | Fuel pump for internal combustion engine | Kiyotoshi Oi, Hiroaki Takei, Yoshio Ebihara | 2002-12-24 |
| 5765992 | Regenerative pump | Toshihiko Muramatsu, Motoya Ito | 1998-06-16 |
| 5613476 | Fuel supply device | Kiyotoshi Oi, Kazushi Nakashima, Yasushi Kawano, Hideki Kaga | 1997-03-25 |
| 5498124 | Regenerative pump and casing thereof | Motoya Ito, Minoru Yasuda | 1996-03-12 |