Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9994242 | V-aware end of train device | — | 2018-06-12 |
| 9902411 | Work block encroachment warning system | Michael S. Davis | 2018-02-27 |
| 9878729 | Failsafe rail mounted shunt device | Michael S. Davis | 2018-01-30 |