Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4754808 | Methods for obtaining well-to-well flow communication | Harry A. Wahl | 1988-07-05 |
| 4732213 | Colloidal silica-based fluid diversion | Karl E. Bennett, John L. Fitzjohn, Paul C. Yates | 1988-03-22 |
| 4662440 | Methods for obtaining well-to-well flow communication | Harry A. Wahl | 1987-05-05 |