Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753485 | Solution mining | — | 1988-06-28 |
| 4646836 | Tertiary recovery method using inverted deviated holes | — | 1987-03-03 |
| 4605076 | Method for forming boreholes | — | 1986-08-12 |
| 4558750 | Method and apparatus for forming boreholes | James A. Burton, Hubert L. Elkins | 1985-12-17 |