Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208130 | Method and apparatus to improve unmonitored switch position reporting | Jeffrey D. Kernwein, Craig K. Green, Jerrid D. Chapman | 2021-12-28 |
| 11124209 | Determining loss of communication between rail vehicles | John E. Halowell, Padam Dhoj Swar | 2021-09-21 |
| 8694238 | Automated ground handling of aircraft | — | 2014-04-08 |
| 8344877 | Track worker safety system | Keith Burton Sheardown, Jason John Freebern | 2013-01-01 |