Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4573510 | Tire for heavy loads | Jakob Ippen | 1986-03-04 |
| 4534393 | Pneumatic tire | Jakob Ippen | 1985-08-13 |
| 4531561 | Wound tire | Jakob Ippen | 1985-07-30 |
| 4493355 | Vehicle tire | Jakob Ippen | 1985-01-15 |
| 4467852 | Tire for lorries | Jakob Ippen | 1984-08-28 |
| 4429728 | Tire having an asymmetrical tread profile | Jakob Ippen | 1984-02-07 |