Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4905763 | Method for servicing offshore well | Carl W. Sauer, Larry K. Moran | 1990-03-06 |
| 4881598 | Blow-out preventor test tool | James R. Tietema, Lee S. Bass | 1989-11-21 |
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Skip to contentShowing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4905763 | Method for servicing offshore well | Carl W. Sauer, Larry K. Moran | 1990-03-06 |
| 4881598 | Blow-out preventor test tool | James R. Tietema, Lee S. Bass | 1989-11-21 |