Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5135039 | Tire including steel tire cords | Takehiko Mizuta, Toshiaki Itoh | 1992-08-04 |
| 5111649 | Method of manufacturing steel tire cords | — | 1992-05-12 |
| 5020312 | Tire steel cords and method of manufacturing thereof | — | 1991-06-04 |