Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5222519 | Reverse-flow prevention device for fuel tank | Kyokuichi Sato | 1993-06-29 |
| 5172721 | Check valve for fuel tank | Kyokuichi Sato | 1992-12-22 |
| 5159953 | Check valve apparatus for fuel tank | Kyokuichi Sato | 1992-11-03 |