Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872497 | Pneumatic radial tire and rim combination for passenger car | Tuneo Morikawa, Kazuyuki Kabe | 1989-10-10 |
| 4819704 | Radial tire having reduced ply steer | Makoto Misawa, Shinji Kawakami | 1989-04-11 |