Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9222326 | Subsea pressure delivery system | Melvyn F. Whitby, Gerrit Kroesen, Roger Boisjolie, Donald Scott Coonrod | 2015-12-29 |
| 6394702 | Emergency dump apparatus for buoyancy air tanks on buoyant riser systems | — | 2002-05-28 |
| 6296421 | Emergency dump apparatus for buoyancy air tanks on buoyant riser systems | — | 2001-10-02 |
| 6193441 | Emergency dump apparatus for buoyancy air tanks on buoyant riser systems | — | 2001-02-27 |
| 4865356 | Composite material tubular member joint | Norman Bruce Moore, Joe P. Parris | 1989-09-12 |
| 4646840 | Flotation riser | Roy E. Bartholomew, Ronald G. Pettus, Emanuel Schnitzer | 1987-03-03 |
| 4589493 | Subsea wellhead production apparatus with a retrievable subsea choke | Thomas P. Kelly | 1986-05-20 |
| 4541449 | Gate valve | James Stanley Burke, David L. Miller | 1985-09-17 |
| 4386656 | Tubing hanger landing and orienting tool | Henry W. Miller | 1983-06-07 |
| 4364433 | Remote connection apparatus | John S. Platou | 1982-12-21 |
| 4190114 | Subsea wellhead apparatus | Frank P. Czerewaty | 1980-02-26 |
| 4188156 | Riser | Emanuel Schnitzer | 1980-02-12 |