Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9751545 | Systems and methods for testing wayside units | Michael W. Steffen, II, Jeffrey Michael Fries, Jesse Herlocker | 2017-09-05 |
| 9598093 | Signal detection system and method | Jeffrey Michael Fries, Gregory K. Hann, Steven Murphy, Dan E Erickson, David Fletcher +1 more | 2017-03-21 |