Issued Patents 2021
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168556 | Power distribution trailer for an electric driven hydraulic fracking system | John Fischer, David Kubricht, Richard Cheatham, Jeffrey Pollack, Chad Lawman +2 more | 2021-11-09 |
| 11156044 | Parameter monitoring and control for an electric driven hydraulic fracking system | John Fischer, David Kubricht, Richard Cheatham, Jeffrey Pollack, Chad Lawman +2 more | 2021-10-26 |
| 11142972 | Electric driven hydraulic fracking operation | John Fischer, David Kubricht, Richard Cheatham, Jeffrey Pollack, Chad Lawman +2 more | 2021-10-12 |
| 11125034 | Variable frequency drive configuration for electric driven hydraulic fracking system | John Fischer, David Kubricht, Richard Cheatham, Jeffrey Pollack, Chad Lawman +2 more | 2021-09-21 |
| 11053758 | Electric driven hydraulic fracking system | John Fischer, David Kubricht, Richard Cheatham, Jeffrey Pollack, Chad Lawman +2 more | 2021-07-06 |
| 10989031 | Power distribution trailer for an electric driven hydraulic fracking system | John Fischer, David Kubricht, Richard Cheatham, Jeffrey Pollack, Chad Lawman +2 more | 2021-04-27 |
| 10988998 | Electric driven hydraulic fracking operation | John Fischer, David Kubricht, Richard Cheatham, Jeffrey Pollack, Chad Lawman +2 more | 2021-04-27 |
| 10982498 | Parameter monitoring and control for an electric driven hydraulic fracking system | John Fischer, David Kubricht, Richard Cheatham, Jeffrey Pollack, Chad Lawman +2 more | 2021-04-20 |
| 10975641 | Variable frequency drive configuration for electric driven hydraulic fracking system | John Fischer, David Kubricht, Richard Cheatham, Jeffrey Pollack, Chad Lawman +2 more | 2021-04-13 |