Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10202848 | Method and system of coal mine roof stabilization | Daniel J. Brunner, Jeffrey G. Burton, Jeffrey J. Schwoebel, Michael J. Hardin, Forrest Paul Schumacher | 2019-02-12 |
| 9429017 | Method and system of coal mine roof stabilization | Daniel J. Brunner, Jeffrey G. Burton, Jeffrey J. Schwoebel, Michael J. Hardin, Forrest Paul Schumacher | 2016-08-30 |
| 9080444 | Method and system of coal mine roof stabilization | Daniel J. Brunner, Jeffrey G. Burton, Jeffrey J. Schwoebel, Michael J. Hardin, Forrest Paul Schumacher | 2015-07-14 |