Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9168792 | Pneumatic vehicle tire with tread having circumferential grooves having projections | — | 2015-10-27 |
| 5078190 | Tire tread | Horst Wissbrock, Heinrich Decker, Werner Knauf, Heinrich Huinink, Daniel Pfaff | 1992-01-07 |