Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8997863 | Method for using electrocoagulation in hydraulic fracturing | Marvin Eugene Hancock | 2015-04-07 |
| 8540863 | Electrocoagulation treatment process | Marvin Eugene Hancock | 2013-09-24 |
| 8347960 | Method for using electrocoagulation in hydraulic fracturing | Gene Hancock | 2013-01-08 |
| 5185568 | RF test load and method for internal use thereof | John E. Keim | 1993-02-09 |