Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10778363 | Methods and systems for decentralized rail signaling and positive train control | Richard C. Carlson, Kurt A. Gunther, Sara Jo Woitel | 2020-09-15 |
| 10737709 | Worker protection system | Richard C. Carlson, Kurt A. Gunther, Sara Jo Woitel, Peter Strezev, John Albert Plutt, Jr. | 2020-08-11 |