Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6889733 | Vehicle tire having profiled tread including blocks | Manfred Gerresheim, Christof Mulhause | 2005-05-10 |
| 4771527 | Tool to place a tensioning roller-chain around a flange, and associated tensioning roller-chain | Herbert Haas | 1988-09-20 |