Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294275 | Method of attaching a bead filler to a bead core | Masahiro Iida | 1994-03-15 |
| 5178704 | Spirally winding a belt reinforcing layer for a pneumatic radial tire at a higher density beneath the groove areas | Ryoji Hanada, Seiichi Hirayama | 1993-01-12 |