Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D609174 | Tire tread | — | 2010-02-02 |
| D420951 | Tire tread | — | 2000-02-22 |
| D418457 | Tire tread | Herbert J. Roelle | 2000-01-04 |
| D417856 | Tire tread | Herbert J. Roelle | 1999-12-21 |
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D609174 | Tire tread | — | 2010-02-02 |
| D420951 | Tire tread | — | 2000-02-22 |
| D418457 | Tire tread | Herbert J. Roelle | 2000-01-04 |
| D417856 | Tire tread | Herbert J. Roelle | 1999-12-21 |