Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5433257 | Heavy duty pneumatic radial tires with specified carcass turnup arrangement | Hiroshi Yamaguchi, Shigehito Kishinami, Hiroshi Ueda | 1995-07-18 |
| 5056575 | Heavy duty pneumatic radial tires with three piece rubber stocks | Hiroshi Yamaguchi, Shigehito Kishinami, Hiroshi Ueda | 1991-10-15 |
| 4250939 | Super rigid rubber composition and a tire using the same | Shoson Shibata, Akio Sato, Yoshihiro Hayakawa | 1981-02-17 |