Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4768677 | Fuel tank cap | — | 1988-09-06 |
| 4579247 | Cap for fuel tank | Hiroshi Hasui, Hidetoshi Ogida | 1986-04-01 |
| 4460104 | O-Ring for sealing between fuel cap and filler neck of automobiles | — | 1984-07-17 |