Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12291939 | Electrical actuation of a valve in a wellhead assembly | David G. Holliday, John Mossop, David Scantlebury, Matthew Crotwell, Daniel J. McLaughlin +1 more | 2025-05-06 |
| 9506994 | Inductively interrogated passive sensor apparatus | John J. Mulholland, Corey Jaskolski, Frank A. Borke, Gabriel Silva | 2016-11-29 |
| 7490673 | Universal connection interface for subsea completion systems | — | 2009-02-17 |
| 7387166 | Electrically operated actuation tool for subsea completion system components | — | 2008-06-17 |
| 7325598 | Vacuum assisted seal engagement for ROV deployed equipment | — | 2008-02-05 |
| 7296629 | Subsea completion system, and methods of using same | — | 2007-11-20 |
| 7156169 | Electrically operated actuation tool for subsea completion system components | — | 2007-01-02 |
| 7143830 | Apparatus and method for installation of subsea well completion systems | — | 2006-12-05 |
| 7121345 | Subsea tubing hanger lockdown device | — | 2006-10-17 |
| 7096937 | Flow completion system | Christopher E. Cunningham, Richard Kent, Nicholas Gatherar, David Harrold | 2006-08-29 |
| 7069988 | Flow completion system | Christopher E. Cunningham, Richard Kent, Nicholas Gatherar, David Harrold | 2006-07-04 |
| 7063157 | Apparatus and method for installation of subsea well completion systems | — | 2006-06-20 |
| 7025132 | Flow completion apparatus | Richard Kent, Michael R. Tierney, Gregory L. Glidden, Christopher E. Cunningham | 2006-04-11 |
| 6923423 | Small bore gate valve | Taylor L. Jones, Philip Hernandez, Archie L. Smith, David Cain, Gregory L. Glidden +2 more | 2005-08-02 |
| 6715554 | Slimbore subsea completion system and method | Christopher E. Cunningham | 2004-04-06 |
| 6702013 | Multiport gate valve assembly for flow completion system | — | 2004-03-09 |
| 6681850 | Flow completion system | Christopher E. Cunningham, Richard Kent, Nicholas Gatherar, David Harrold | 2004-01-27 |
| 6655455 | Flow completion system | Christopher E. Cunningham, Richard Kent, Nicholas Gatherar, David Harrold | 2003-12-02 |
| 6626239 | Internal gate valve for flow completion systems | Christopher E. Cunningham, Thomas L. Hergarden, Philip Hernandez, Michael E. Wilson, Jr. | 2003-09-30 |
| 6612368 | Flow completion apparatus | Richard Kent, Michael R. Tierney, Gregory L. Glidden, Chistopher E. Cunningham | 2003-09-02 |
| 6612537 | Cartridge gate valve | — | 2003-09-02 |
| 6591869 | Multiport gate valve assembly | — | 2003-07-15 |
| 6557638 | Concentric tubing completion system | Christopher E. Cunningham, Marcus Smedley, Russell McBeth, Robert B. Baten | 2003-05-06 |
| 6520207 | Combination poppet and gate valve | Christopher E. Cunningham, Addrew J. Canning, David Cain, Taylor L. Jones, Paulo Couto | 2003-02-18 |
| 6497277 | Internal gate valve for flow completion systems | Christopher E. Cunningham, Thomas L. Hergarden, Philip Hernandez, Michael E. Wilson, Jr. | 2002-12-24 |