Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D939451 | Hand controller | Russell Todd Tripp, James Perales, Stephen Robert Lang | 2021-12-28 |
| 10066361 | Plow lift and down pressure control mechanisms, systems, and methods | Matthew P. Jewell, Stephen Robert Lang | 2018-09-04 |
| 9574389 | Line belt driven retrofittable door opener, system, and method of retrofitting thereof | Stephen Robert Lang, Matthew P. Jewell | 2017-02-21 |
| 7127838 | Universal control adapter system | — | 2006-10-31 |
| 6640468 | Vehicle mounted snowplow impact monitoring system and method | — | 2003-11-04 |
| 6504306 | Headlight adapter system | — | 2003-01-07 |
| 6396210 | Headlight adapter system | — | 2002-05-28 |
| 6323759 | Snowplow diagnostic system | — | 2001-11-27 |
| 6262553 | Control for material spreaders | — | 2001-07-17 |
| 6154122 | Snowplow diagnostic system | — | 2000-11-28 |
| 6046417 | Membrane supported and actuated switching mechanism | — | 2000-04-04 |
| D413591 | Joy stick controller | — | 1999-09-07 |