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For the Inventor, By the Inventor

Sutton, United Kingdom

Subsea 7 Limited


USPTO Granted Patents = 82

% Expired Patents = 14.6



Trademarks = 8

Forward Citations = 171

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103 inventors (with patents filed for the assignee):

goldMedal James Andrew Jamieson (9 out of 9 patents)

silverMedal Philippe Benoit Jacques Hoffmann (7 out of 10 patents)

bronzeMedal Sylvain Popineau (7 out of 8 patents)

4.  Julek Romuald Tomas (7 out of 7 patents)

5.  Nicolas Monfort-Moros (6 out of 6 patents)

6.  Mike Gordon (5 out of 6 patents)

7.  Arnbjorn Joensen (5 out of 6 patents)

8.  Mick Fowkes (4 out of 4 patents)

9.  Lee Wilson (4 out of 6 patents)

10.  John Arthur Mair (4 out of 4 patents)

11.  Lee Karl Rolf (4 out of 4 patents)

12.  Henry William Himsworth (4 out of 4 patents)

13.  Lukasz Sobczak (4 out of 4 patents)

14.  Ian Adamson (3 out of 3 patents)

15.  Stewart John Sinclair Munro (3 out of 3 patents)


Core Competencies:
Pipelaying
Unmanned Underwater Vehicles
Corrosion-Resistant Flowlines
Subsea Installations
Fluid Conduits
Welding Techniques
Inspection Methods
Hybrid Pipelines
Field Joints
Riser Configuration
Load Absorbers
Tensioning Systems

82 patents:

1. 12698759 - Mounting equipment on wind turbine structures (2026-08-04),
2. 12654810 - Pulling structures into water (2026-06-16),
3. 12571489 - Spooling and installing trace-heated pipelines of pipe-in-pipe configuration (2026-03-10),
4. 12560270 - Mitigation of buckling in subsea pipe-in-pipe systems (2026-02-24),
5. 12508638 - Method of making a fluid conduit (2025-12-30),
6. 12365430 - Deployment of unmanned underwater vehicles (2025-07-22),
7. 12123521 - Subsea installations comprising corrosion-resistant flowlines (2024-10-22),
8. 12111008 - Electrofusion fittings for lined pipes (2024-10-08),
9. 12097653 - Securing polymer liners within pipes (2024-09-24),
10. 12055257 - Subsea infrastructure and method of decommissioning subsea infrastructure (2024-08-06),
11. 12025242 - Sliding subsea foundations (2024-07-02),
12. 11884368 - Launching elongate subsea structures (2024-01-30),
13. 11739863 - Bundle section of a pipe bundle for subsea installation (2023-08-29),
14. 11692662 - Electrofusion fittings for lined pipes (2023-07-04),
15. 11598156 - Installing subsea risers (2023-03-07),
Subsea 7 Limited is a global company specializing in the delivery of offshore projects and services for the energy industry. With a strong track record spanning over 50 years, Subsea 7 offers engineering, construction, and project management solutions for subsea field development and subsea engineering services. Their expertise covers a wide range of subsea activities, including pipelaying, installation, inspection, repair, and maintenance services. Subsea 7 aims to provide innovative and cost-effective solutions to help their clients unlock the full potential of their offshore assets.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

Subsea 7 Limited
82 Patents

#1 in Sutton

#227 in United Kingdom

#9,234 in the World

Sutton, GB
Sutton, United Kingdom

Subsea 7 Limited

Forward Citations = 171

103 inventors:

goldMedal James Andrew Jamieson (9 out of 9 patents)

silverMedal Philippe Benoit Jacques Hoffmann (7 out of 10 patents)

bronzeMedal Sylvain Popineau (7 out of 8 patents)

4.  Julek Romuald Tomas (7 out of 7 patents)

5.  Nicolas Monfort-Moros (6 out of 6 patents)

Please report any incorrect information to [email protected]
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