Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4677849 | Hydrocarbon well test method | Joseph Ayoub | 1987-07-07 |
| 4597290 | Method for determining the characteristics of a fluid-producing underground formation | Timothy Whittle | 1986-07-01 |