Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180992 | High stress impact detection for a longwall shearer | Edward F. Niederriter | 2021-11-23 |
| 11180993 | Impact event logging system and method for longwall shearer | Edward F. Niederriter | 2021-11-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180992 | High stress impact detection for a longwall shearer | Edward F. Niederriter | 2021-11-23 |
| 11180993 | Impact event logging system and method for longwall shearer | Edward F. Niederriter | 2021-11-23 |