Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 11639286 | Scissor lift cart and variable pitch carrying system | Brian Fredenberg, Fatehali T. Dharssi | 2023-05-02 | |
| 11434115 | Telescoping stabilization strut system | Brian Fredenberg | 2022-09-06 | |
| 10576799 | Vehicle hitch adapter comprising a pitch lock system | — | 2020-03-03 | |
| 10040326 | Vehicle hitch adapter comprising a pitch lock system | — | 2018-08-07 | |
| 8113479 | Telescoping stabilization system comprising a reinforced telescoping member | — | 2012-02-14 | |
| 7414374 | Continuously variable frequency swinging armature motor and drive | Dan Watts, David Vergara | 2008-08-19 | |
| 7298101 | Continuously variable frequency swinging armature motor and drive | Dan Watts, David Vergara | 2007-11-20 | |
| 7000902 | Lifting jack accessory | — | 2006-02-21 | |
| 6695290 | Lifting jack accessory | — | 2004-02-24 | |
| 6224038 | Fish tape reel assembly | Dean R. Walsten, David L. Wiesemann, Stephen J. Skeels | 2001-05-01 | $976,000 |
| D431480 | Fish tape reel | Dean R. Walsten, David L. Wiesemann | 2000-10-03 |