Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308829 | Vane in the inlet passage of an internal combustion engine | Norimasa Yamada, Yoshihiro Iwashita, Masanori Okada | 1982-01-05 |
| 4308830 | Vane in the inlet passage of an internal combustion engine | Norimasa Yamada, Yoshihiro Iwashita, Masanori Okada | 1982-01-05 |