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USPTO Data Jan 1 1976 - Oct 20 2026
30 Patents
#154 in Wilmington, DE
#188 in Delaware
#11,279 in US
#21,912 in the World
Ensco International Incorporated
Forward Citations = 69
32 inventors:
Wilmington, DE, United States of America
Ensco International Incorporated
% Expired Patents = 60.0
CIPO Patents = 2
EPO Patents = 9
Trademarks = 6
Forward Citations = 69
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32 inventors (with patents filed for the assignee):
Richard Robert Roper (8 out of 15 patents)
Christopher Scott Stewart (7 out of 8 patents)
Van Van Vu (6 out of 6 patents)
4. Justin Dow Alcorn (4 out of 4 patents)
5. Gilles Luca (2 out of 2 patents)
6. Ala Eddine Omrani (2 out of 2 patents)
7. Juan Carlos Serna (2 out of 2 patents)
8. Steven Andrew Leppard (2 out of 2 patents)
9. Shiyu Chen (2 out of 2 patents)
10. Wenzhi Li (2 out of 2 patents)
11. Thomas C Baucke (2 out of 2 patents)
12. Frank B Williford (2 out of 3 patents)
13. Christopher Morris Johnston (1 out of 1 patent)
14. John Stokes Knowlton (1 out of 1 patent)
15. Stephen Joseph DeLory (1 out of 1 patent)
Core Competencies:
Compensated Drill Floor
Tripping Speed Modification
Vertical Lift Rotary Table
Automatic Well Control
Joint Recognition System
Subsea Pressure Reduction Manifold
Floating Structure
Weathervaning Riser Joint
Riser Deflection Mitigation
Wellhead Stabilizing Subsea Module
Modular Offshore Drilling Unit
Internal Blow-Out Preventer
30 patents:
Company Overview
Ensco International Incorporated is a prominent provider of offshore drilling services, specializing in the development and operation of advanced drilling rigs and platforms. The company focuses on delivering innovative solutions to meet the evolving needs of the energy sector, particularly in oil and gas exploration and production. With a commitment to safety and operational excellence, Ensco operates globally, leveraging cutting-edge technology to enhance drilling efficiency and reduce environmental impact.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ensco International Incorporated. Retrieved from https://idiyas.com/company/ensco-international
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
2 patents (CIPO):
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
9 patents (EPO):
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]