Issued Patents All Time
Showing 76–78 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6877969 | Vane pump | Hiroyuki Yao, Hidetoshi Fujiwara | 2005-04-12 |
| 6648620 | Rotary pump apparatus | Yoshinori Suzuki, Hidetoshi Fujiwara | 2003-11-18 |
| 6203303 | Vane pump | Hidetoshi Fujiwara, Motoyasu Yamamori | 2001-03-20 |