Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5173135 | Radial tire for pssenger cars with sidewall rubber including electrically conductive carbon black | Akinori Tokieda | 1992-12-22 |
| 5098946 | Promotor for bonding between rubber and steel cord, and rubber composition and rubber product containing the bonding promotor | Kazuyoshi Kayama, Yoshihisa Ogihara, Fumiaki Yoneyama | 1992-03-24 |