Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5058012 | Method of extrapolating reservoir performance | Steven B. Hinchman, Raymond T. Brickey | 1991-10-15 |
| 5002431 | Method of forming a horizontal contamination barrier | Frederick W. Obernolte, Jr. | 1991-03-26 |