Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9846025 | Track data determination system and method | Michael Kirchner, Chad E. Diefenderfer, Matthew T. Wall | 2017-12-19 |
| 9616905 | Train navigation system and method | Kendrick W. Gawne | 2017-04-11 |