Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7124691 | Method for monitoring and controlling locomotives | Frank Wegner Donnelly, John D. Watson, David H. Swan | 2006-10-24 |
| 6984946 | Method for monitoring and controlling traction motors in locomotives | Frank Wegner Donnelly | 2006-01-10 |