Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 9731796 | Well intervention semisubmersible vessel | Colin Johnston | 2017-08-15 | |
| 7900570 | Roll motion damping device for a floating body | — | 2011-03-08 | |
| 7500440 | Roll motion damping device for a floating body | — | 2009-03-10 | |
| 4906139 | Offshore well test platform system | Donald K. Nelsen | 1990-03-06 | $8,285,000 |
| 4701076 | Terminator assembly for a floating structure | Johnce E. Hall | 1987-10-20 | $31,144,000 |