Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9761143 | Proximity detection system with approach zone | Tom Michaud, Michael Berube, David Hakins, Dwayne Towery, Gary Herda | 2017-09-12 |
| 9712949 | Method and apparatus for protecting a miner | Michael W. Bertosh, Michael Berube, Kelly Norton | 2017-07-18 |