Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047122 | Tensioner assembly with multiple cylinder stroke system | David Trent, Michael Jacob Gross | 2011-11-01 |
| 7980786 | Dual pressure tensioner system | David Trent, Robert Magee Shivers, III | 2011-07-19 |
| 7980787 | Dual pressure tensioner method | David Trent, Robert Magee Shivers, III | 2011-07-19 |
| 7976247 | Dual pressure cylinder | David Trent, Robert Magee Shivers, III | 2011-07-12 |