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For the Inventor, By the Inventor

Lysaker, Norway

Aker Subsea as

Calculating rank
USPTO Granted Patents = 49

% Expired Patents = 22.4



Trademarks = 1

Forward Citations = 259

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65 inventors (with patents filed for the assignee):

goldMedal Kjell Olav Stinessen (8 out of 14 patents)

silverMedal Knut Møgedal (7 out of 8 patents)

bronzeMedal Johan Larsson (4 out of 20 patents)

4.  Geir Inge Olsen (4 out of 9 patents)

5.  André M Smith (4 out of 5 patents)

6.  Arild Figenschou (4 out of 13 patents)

7.  Jarmo Kekarainen (3 out of 3 patents)

8.  Sigvard Omvik (3 out of 3 patents)

9.  Bengt Dahlborg (3 out of 3 patents)

10.  Øystein Møgedal (3 out of 4 patents)

11.  Finn Peter Gjerull (3 out of 3 patents)

12.  Steingrim Thommesen (2 out of 4 patents)

13.  Klas Goran Eriksson (2 out of 5 patents)

14.  Kristian Guttulsrud (2 out of 2 patents)

15.  Håkon Skofteland (2 out of 4 patents)


Core Competencies:
Sealed Pump
DLC-Coated Gate Valve
Subsea Electric Power Transmission
Leak-Detecting System
Subsea Well Assembly
Control of Subsea Compressors
Subsea Xmas Tree
Riser Clamp
Power Umbilical
BOP Lock Down
Subsea Compressor Module
Connector Assembly

49 patents:

1. 9863424 - Sealed pump (2018-01-09),
2. 9791051 - DLC-coated gate valve in petroleum production or water injection (2017-10-17),
3. 9728968 - Device for stable subsea electric power transmission to run subsea high speed motors or other subsea loads (2017-08-08),
4. 9650887 - Subsea leak-detecting system (2017-05-16),
5. 9624753 - Subsea valve (2017-04-18),
6. 9601925 - Stable subsea electric power transmission to run subsea high speed motors (2017-03-21),
7. 9566542 - Method and a device for liquid treatment when compressing a well flow (2017-02-14),
8. 9543695 - Pre-tensioned connector (2017-01-10),
9. 9470069 - Subsea well assembly and associated method (2016-10-18),
10. 9464497 - Seal holder and method for sealing a bore (2016-10-11),
11. 9410396 - Gate valve (2016-08-09),
12. 9382921 - Control of subsea compressors (2016-07-05),
13. 9353592 - Subsea Xmas tree assembly and associated method (2016-05-31),
14. 9322225 - Weak link for a riser system (2016-04-26),
15. 9222338 - Tool for a horizontal connecting device (2015-12-29),
Company Overview
Aker Subsea AS, headquartered in Lysaker, Norway, specializes in advanced subsea technologies that enhance the efficiency and safety of offshore oil and gas operations. The company focuses on developing innovative solutions such as subsea electric power transmission systems, leak-detecting systems, and various subsea assemblies including well and Xmas tree assemblies. Aker Subsea is committed to delivering cutting-edge technologies that address the complexities of subsea environments, ensuring reliable performance and operational excellence.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

Aker Subsea as USPTO Patent Assignee Logo
49 Patents

#3 in Lysaker

#33 in Norway

#14,299 in the World

Lysaker, NO
Lysaker, Norway

Aker Subsea as

Forward Citations = 259

65 inventors:

goldMedal Kjell Olav Stinessen (8 out of 14 patents)

silverMedal Knut Møgedal (7 out of 8 patents)

bronzeMedal Johan Larsson (4 out of 20 patents)

4.  Geir Inge Olsen (4 out of 9 patents)

5.  André M Smith (4 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aker Subsea as. Retrieved from https://idiyas.com/company/aker-subsea-as

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]
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