Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749016 | Radial tire having an improving durability | Koichi Kojima, Tamio Araki | 1988-06-07 |
| 4296790 | Light tire bodies using thick cords | Yoshihiro Sakai, Ryosaku Tanaka, Toshio Kita, Tsuguyoshi Yamada, Hiroshi Ueda | 1981-10-27 |
| 4295512 | Thick-cord lightweight tire body having an improved fatigue life | Yasuyosi Kawaguchi, Fujio Yamamoto | 1981-10-20 |