Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6701861 | Semi-submersible floating production facility | Paul Ray Geiger, Sr., Calvin Vinal Norton, Robert Edward Clague | 2004-03-09 |
| 4781404 | Multi-path fluid swivel | Samuel P. Tharp, Edward H. Turner | 1988-11-01 |
| 4701143 | Vessel mooring system and method for its installation | Fred E. Shumaker | 1987-10-20 |
| 4698038 | Vessel mooring system and method for its installation | Fred E. Shumaker | 1987-10-06 |