Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7392749 | Locomotive propulsion system module for refurbishment of used locomotives | Alexander G. Grigorian, Joseph McQuiston | 2008-07-01 |
| 5249480 | Two handled controller for a locomotive | Kevin Harmon, Dennis Mahoney | 1993-10-05 |
| 5134895 | Controller for a vehicle | Kevin Harmon | 1992-08-04 |