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Hafrsfjord, Norway

Interwell Norway As

USPTO Granted Patents = 22

EPO Patents = 19

Trademarks = 3

Forward Citations = 19

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16 inventors (with patents filed for the assignee):

Espen Hiorth (14 out of 33 patents)

Stig Ove Bjørgum (4 out of 9 patents)

Arild F Stein (2 out of 4 patents)

4. Thomas Hiorth (2 out of 2 patents)

5. Terje Stormo (1 out of 3 patents)

6. Abdullah Ali Al-Ghamdi (1 out of 1 patent)

7. Mohammed Al-Suliman (1 out of 1 patent)

8. Kay Ivan Steinsheim Rovik (1 out of 1 patent)

9. Ibrahim Mohamed El-Zefzafy (1 out of 4 patents)

10. Markus Morland (1 out of 1 patent)

11. Anders Glad (1 out of 1 patent)

12. Vijay Kumar Keerthivasan (1 out of 3 patents)

13. Erik Åsmund Glennsjø Solland (1 out of 1 patent)

14. Petter Thorrud Larsen (1 out of 1 patent)

15. Julio Cesar Martinez (1 out of 1 patent)

22 patents: Sort by Forward Citations

1. 12416217 - Well tool device for injecting a fluid through a hole in a well bore (2025-09-16),

2. 12416209 - Well tool comprising an anchoring device and method for using (2025-09-16),

3. 12410674 - Downhole millable permanent plug and method for setting a downhole millable permanent plug (2025-09-09),

4. 12312900 - Downhole well tool and method for permanently sealing a downhole well (2025-05-27),

5. 12270273 - Stinger for insertion into a polished bore receptacle, production tubing assembly including a stinger, and polished bore receptacle and method for installing production tubing in a well (2025-04-08),

6. 12188313 - Well tool device for transporting a heat generating mixture into a well pipe (2025-01-07),

7. 12173580 - Well tool comprising an orientation system and method for using same (2024-12-24),

8. 12098611 - Well tool device for transporting a heat generating mixture into a well pipe (2024-09-24),

9. 12037872 - Well tool device (2024-07-16),

10. 11920431 - Valve assembly, a production tubing system and a production tubing sub (2024-03-05),

11. 11879302 - Extrusion preventing device for incorporation into a sealing element and a well tool device comprising a sealing element in which such an extrusion preventing device is incorporated (2024-01-23),

12. 11719069 - Well tool device for opening and closing a fluid bore in a well (2023-08-08),

13. 11692414 - Well tool device for opening and closing a fluid bore in a well (2023-07-04),

14. 11680458 - Method for replacing a chemical injection valve connected to a well head via an injection line housing and injection line plugging tool (2023-06-20),

15. 11428071 - Well tool device for opening and closing a fluid bore in a well (2022-08-30),

Interwell Norway AS is a leading global provider of innovative well barrier and well tractor technologies for the oil and gas industry. With a focus on well integrity and efficiency, Interwell offers a wide range of solutions including well plugs, packers, and casing patches. Their well tractor technology enables operators to run wireline well intervention tools in live wells, reducing costs and improving operational efficiency. With a commitment to quality and safety, Interwell Norway AS continues to deliver cutting-edge products and services to customers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

22 Patents

#1 in Hafrsfjord

#69 in Norway

#27,863 in the World

Hafrsfjord, Norway

Interwell Norway As

Forward Citations = 19

16 inventors:

Espen Hiorth (14 out of 33 patents)

Stig Ove Bjørgum (4 out of 9 patents)

Arild F Stein (2 out of 4 patents)

4. Thomas Hiorth (2 out of 2 patents)

5. Terje Stormo (1 out of 3 patents)

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