Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8612287 | System and method for rail transport of trailers | Douglas J. Miller, Philip Leung, Ed Venslovaitis, Earl Webster, Dan Lefebvre +1 more | 2013-12-17 |
| 6439128 | Terminal design | Douglas J. Miller | 2002-08-27 |