Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4578918 | Insulation anchor | Richard J. Yost | 1986-04-01 | $7,122,000 |
| 4260292 | Arctic offshore platform | Riddle E. Steddum, Theodore H. Nezames, Bruce L. Crager | 1981-04-07 |