Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5090039 | Inspecting coiled tubing for well operations | Michael F. Gard, Lonnie J. Smith | 1992-02-18 |
| 4899320 | Downhole tool for determining in-situ formation stress orientation | David D. Hearn, Daniel J. Segalman | 1990-02-06 |