Issued Patents 2021
Showing 1–2 of 2 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 |