Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7963306 | Self-tightening snow chain and methods of use | John J. McCauley | 2011-06-21 |
| 7900670 | Self-tightening traction assembly having tensioning device | John J. McCauley | 2011-03-08 |