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For the Inventor, By the Inventor

Dyce, United Kingdom

Expro North Sea Limited


USPTO Granted Patents = 103

% Expired Patents = 3.9



Trademarks = 11

Forward Citations = 796

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82 inventors (with patents filed for the assignee):

goldMedal Jeffrey Charles Edwards (23 out of 52 patents)

silverMedal Steven Martin Hudson (18 out of 37 patents)

bronzeMedal Alexandra Vasil'Evna Rogacheva (8 out of 9 patents)

4.  Kris Manett (7 out of 7 patents)

5.  Michael Graham Morgan (7 out of 11 patents)

6.  Paul Deacon (6 out of 6 patents)

7.  Andrew Richards (6 out of 7 patents)

8.  David Michael Shand (5 out of 10 patents)

9.  Tristam Paul Horn (5 out of 12 patents)

10.  Dariusz Krzysztof Szpunar (5 out of 5 patents)

11.  Stephen Edmund Bruce (5 out of 5 patents)

12.  David Sirda Shanks (4 out of 15 patents)

13.  Jamie Drummond Walker (4 out of 4 patents)

14.  John Henry McKay (4 out of 4 patents)

15.  Brian Phillip Champion (3 out of 4 patents)


Core Competencies:
Downhole Apparatus
Fluid Separation
Power Generation
Communication Systems
Well Monitoring
Pressure Seal
Subsurface Safety Valve
Autonomous Systems
Hydraulic Protection
Flow Control
Downhole Instrumentation
Wellbore Intervention

103 patents:

1. 12716322 - Intervention system for efficient sealing (2026-08-25),
2. 12691392 - System for removing solids from a separator and method therefor (2026-07-28),
3. 12680417 - Downhole apparatus and method for operations involving delivery and hardening of settable materials (2026-07-14),
4. 12624636 - Apparatus and method for contacting an open hole surface (2026-05-12),
5. 12607101 - Downhole apparatus and methods (2026-04-21),
6. 12605651 - Separator for separating constituents of well fluid, method therfor and system for separating constituents of well fluid (2026-04-21),
7. 12601240 - Baffle collar with double tapered lock ring (2026-04-14),
8. 12509962 - Downhole sealing apparatus (2025-12-30),
9. 12428918 - Offshore drilling apparatus and methods (2025-09-30),
10. 12421848 - Power and telemetry systems for a downhole instrument (2025-09-23),
11. 12421812 - Wireless communications with downhole devices using coil hose (2025-09-23),
12. 12385327 - Downhole apparatus (2025-08-12),
13. 12359561 - Well bore instrument system (2025-07-15),
14. 12352659 - Pressure seal with built in testing system (2025-07-08),
15. 12331635 - Downhole transmitter, systems and methods (2025-06-17),
Expro is an international oil and gas service company specializing in well flow management, well intervention, and well integrity solutions. With over 40 years of experience, Expro provides innovative technologies, consultancy services, and products to the global energy industry. Expro North Sea Limited is a subsidiary of Expro Group, operating in the North Sea region to deliver safe, efficient, and reliable well testing, subsea, and decommissioning services.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

Expro North Sea Limited
103 Patents

#1 in Dyce

#175 in United Kingdom

#7,566 in the World

Dyce, GB
Dyce, United Kingdom

Expro North Sea Limited

Forward Citations = 796

82 inventors:

goldMedal Jeffrey Charles Edwards (23 out of 52 patents)

silverMedal Steven Martin Hudson (18 out of 37 patents)

bronzeMedal Alexandra Vasil'Evna Rogacheva (8 out of 9 patents)

4.  Kris Manett (7 out of 7 patents)

5.  Michael Graham Morgan (7 out of 11 patents)

Please report any incorrect information to [email protected]
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