Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409684 | Bi-directional sipe and/or slot | David M. Severyn | 2025-09-09 |
| D986810 | Tire | Richard S. Parr, David M. Severyn, Zachary A. Sterba | 2023-05-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409684 | Bi-directional sipe and/or slot | David M. Severyn | 2025-09-09 |
| D986810 | Tire | Richard S. Parr, David M. Severyn, Zachary A. Sterba | 2023-05-23 |