Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4790378 | Well testing apparatus | Craig L. Zitterich, Ricky M. Holloman | 1988-12-13 |
| 4568933 | Electronic well tools and multi-channel recorder | Oliver W. McCracken, Donald F. Taylor, Larry C. Wortham | 1986-02-04 |