For the Inventor, By the Inventor

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Stavanger, Norway

Archer Oiltools as

USPTO Granted Patents = 15

EPO Patents = 9

Forward Citations = 30

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17 inventors (with patents filed for the assignee):

Arve Byberg (5 out of 6 patents)

Jan-Ove Fagna (3 out of 3 patents)

Trond Skjeie (3 out of 3 patents)

4. Atle Løland (3 out of 3 patents)

5. Andreas Fliss (2 out of 2 patents)

6. Bjørn Tore Torvestad (2 out of 2 patents)

7. Eirik Andre Revheim (1 out of 1 patent)

8. Eirik André Revheim (1 out of 1 patent)

9. Paul Lowell Connell (1 out of 9 patents)

10. Lars Harald Norheim (1 out of 1 patent)

11. Clarence Vaughn Griffin (1 out of 1 patent)

12. Sverre Bakken (1 out of 2 patents)

13. Arve Bådsvik (1 out of 1 patent)

14. Ketil Ronning (1 out of 2 patents)

15. Jarle Varhaug (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 12729595 - Axial position-controlled operation toolstring and method (2026-09-08),

2. 12565817 - Swivel and circulation control valve tool (2026-03-03),

3. 12529279 - Spear and packer tool, an assembly comprising said tool, and a method for using said tool and said assembly (2026-01-20),

4. 12392217 - Toolstring and method for inner casing perforating, shattering annulus cement, and washing the first annulus in a second casing (2025-08-19),

5. 11795782 - Rotating stinger valve for J-slot connector (2023-10-24),

6. 11629573 - Mechanical casing annulus packer (2023-04-18),

7. 11555366 - Drill pipe string conveyed retrievable plug system (2023-01-17),

8. 11255154 - Tandem releasable bridge plug system and method for setting such tandem releasable bridge plugs (2022-02-22),

9. 10822915 - Tandem releasable bridge plug system and method for setting such tandem releasable plugs (2020-11-03),

10. 10156125 - One trip blowout preventer cleaning and pressure testing (2018-12-18),

11. 9784071 - Casing annulus cement foundation system and a method for forming a flange collar constituting a cement foundation (2017-10-10),

12. 9708890 - Blowout preventer cleaning tool (2017-07-18),

13. 9334712 - One trip perforating and washing tool for plugging and abandoning wells (2016-05-10),

14. 9222323 - Petroleum well drill—or coiled tubing string mounted fishing tool (2015-12-29),

15. 9127776 - Sleeve valve with permanent end position (2015-09-08),

Archer Oiltools As is a leading provider of oilfield equipment and services, specializing in downhole tools for drilling and completion operations. With a global presence and a team of experienced professionals, Archer Oiltools As delivers innovative solutions to meet the challenges of the oil and gas industry.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

15 Patents

#13 in Stavanger

#106 in Norway

#39,846 in the World

Stavanger, Norway

Archer Oiltools as

Forward Citations = 30

17 inventors:

Arve Byberg (5 out of 6 patents)

Jan-Ove Fagna (3 out of 3 patents)

Trond Skjeie (3 out of 3 patents)

4. Atle Løland (3 out of 3 patents)

5. Andreas Fliss (2 out of 2 patents)

Please report any incorrect information to [email protected]

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