Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11125034 | Variable frequency drive configuration for electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2021-09-21 |
| 11053758 | Electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2021-07-06 |
| 10989031 | Power distribution trailer for an electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2021-04-27 |
| 10988998 | Electric driven hydraulic fracking operation | John Fischer, David Kubricht, Jeffrey Pollack, Chad Lawman, David Todd +2 more | 2021-04-27 |
| 10982498 | Parameter monitoring and control for an electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2021-04-20 |
| 10975641 | Variable frequency drive configuration for electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2021-04-13 |
| 10876358 | Variable frequency drive configuration for electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2020-12-29 |
| 10871045 | Parameter monitoring and control for an electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2020-12-22 |
| 10851635 | Electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2020-12-01 |
| 10794165 | Power distribution trailer for an electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2020-10-06 |
| 10753153 | Variable frequency drive configuration for electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2020-08-25 |
| 10753165 | Parameter monitoring and control for an electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2020-08-25 |
| 10738580 | Electric driven hydraulic fracking system | John Fischer, John J. Crosetto, David Kubricht, Jeffrey Pollack, Chad Lawman +2 more | 2020-08-11 |
| 4575042 | Pneumatically amplified conservation valve | Charles J. Grimland | 1986-03-11 |