Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4240767 | Valving methods and apparatus for flooding and grouting offshore jacket sleeves | — | 1980-12-23 |
| 4212563 | Rupturable closure plug for offshore structures | Jay B. Weidler, Jr., Tommy Lee Hull | 1980-07-15 |