Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622575 | Pneumatic vehicle tire with a symmetrical carcass, symmetrical belt plies, and an asymmetrical tread | Jobst Meyer-Adlung, Wolfgang Spitz, Siegfried Praetorius, Klaus Hartmann | 1997-04-22 |
| 4962802 | Pneumatic vehicle tire | — | 1990-10-16 |
| 4765384 | Pneumatic vehicle tire tread | — | 1988-08-23 |
| 4671333 | Pneumatic vehicle tire | Siegfried Praetorius | 1987-06-09 |
| 4572262 | Vehicle wheel and pneumatic tire assembly | Peter Entmayr, Klaus Thielemann | 1986-02-25 |
| 4425953 | Pneumatic vehicle tire having a rubber layer between belt plies | Siegfried Preatorius | 1984-01-17 |