Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE45889 | Multiple safety element torque limiter | Randall Long, Joseph C. Blum, Thomas F. Long | 2016-02-16 |
| 9086096 | Torque limiter with improved lubrication | Randall R. Long, Ryan Jesse, Shane R. Johnson, Thomas Ross | 2015-07-21 |
| 8696473 | Automatic resetting torque limiter capable of high speed continuous operations in released mode | Thomas F. Long | 2014-04-15 |
| 8162246 | Multiple safety element torque limiter | Randall Long, Joseph C. Blum, Thomas F. Long | 2012-04-24 |