Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11329589 | Ground fault detection methods on variable frequency drive systems | Michael C. Jordan | 2022-05-10 |
| 10925197 | Electrical filter for resistively earthed systems | — | 2021-02-16 |
| 9096389 | Advancing longwall system for surface mining | Brad Neilson, Michael S. Adamczyk, Joseph J. Zimmerman | 2015-08-04 |
| 8672415 | Advancing longwall system for surface mining | Brad Neilson, Michael S. Adamczyk, Joseph J. Zimmerman | 2014-03-18 |