Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10036251 | Fiberglass roof and rib plate | Travis Mikel Sub, John G. Oldsen | 2018-07-31 |
| 8052352 | Mine support having a linearly moveable and/or pivoting end plate | Demrey G. Brandon, Ben Mirabile, John G. Oldsen, John C. Stankus, Rodney Poland | 2011-11-08 |