Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8640629 | Battery-powered all-electric and/or hybrid locomotive and related locomotive and train configurations | Gerhard A. Thelen, Robert S. Runyon, Derick Vander Klippe | 2014-02-04 |
| 8342103 | Battery-powered all-electric locomotive and related locomotive and train configurations | Gerhard A. Thelen, Robert S. Runyon, Derick Vander Klippe | 2013-01-01 |
| 8136454 | Battery-powered all-electric locomotive and related locomotive and train configurations | Gerhard A. Thelen, Robert S. Runyon, Derick Vander Klippe | 2012-03-20 |