Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10377617 | Opposable clamp arms having replaceable lower portions | Mark Schindlbeck | 2019-08-13 |
| 6572082 | Railway boxcar door operating unit | Thomas E. Dixon, James Brosh, Brian Campbell, Larry D. Marshal | 2003-06-03 |