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Stavanger, Norway

Schlumberger Norge as

USPTO Granted Patents = 40

% Expired Patents = 32.5

CIPO Patents = 5

EPO Patents = 18

Forward Citations = 110

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56 inventors (with patents filed for the assignee):

Anders Grinrod (10 out of 10 patents)

Jorn Folkvang (6 out of 11 patents)

Egil Ronaes (4 out of 7 patents)

4. Tore Nordvik (3 out of 12 patents)

5. Chandrashekhar Yeshwant Khandekar (3 out of 16 patents)

6. Karsten Rabe (3 out of 4 patents)

7. Michael A Freeman (3 out of 15 patents)

8. Jan Thore Eia (3 out of 13 patents)

9. Jan Thore Naess (3 out of 3 patents)

10. Finn Beckmann (3 out of 3 patents)

11. Anne Fosse (2 out of 2 patents)

12. Raquel Rodriguez Gonzalez (2 out of 2 patents)

13. Lars Hardli (2 out of 2 patents)

14. Gordon MacMillian Logan (2 out of 8 patents)

15. Beathe Mariero Pettersen (2 out of 2 patents)

Core Competencies:

Water Treatment

Fluid Level Determination

Biodegradable Additive

Hydrogen Sulfide Scavenging

Wellbore Strengthening

Asphaltene Stabilization

Microsphere Compositions

Flotation Unit

Particle Size Distribution

Hydrocarbon Flow Improver

Drilling Fluid Analyzer

Separator Tank

40 patents: Sort by Forward Citations

1. 10899634 - Water treatment system for treating water from oil production streams (2021-01-26),

2. 10830627 - Method and system for fluid level determination from pressure measurement (2020-11-10),

3. 10745633 - Method of predicting/optimizing hydrogen sulfide scavenging capacity and reduction of scale formation (2020-08-18),

4. 10745607 - Biodegradable additive suitable for use in wellbore fluids (2020-08-18),

5. 10655052 - Method and process to stabilize asphaltenes in petroleum fluids (2020-05-19),

6. 10655042 - Wellbore strengthening additive and uses thereof (2020-05-19),

7. 10584272 - Microsphere compositions and methods for production in oil-based drilling fluids (2020-03-10),

8. 10343086 - Compact flotation unit having multiple vanes disposed around a cylinder used for waste collection (2019-07-09),

9. 10253238 - Anti-accretion additives for wellbore fluids and methods of use thereof (2019-04-09),

10. 10228315 - Method and apparatus for measuring particle size distribution in drilling fluid (2019-03-12),

11. 10087382 - Fluid additive and method of making and using the same (2018-10-02),

12. 10024135 - Electrically activated adhesive for strengthening of a subterranean wellbore (2018-07-17),

13. 9994403 - Hose for bulk transfer operations (2018-06-12),

14. 9903169 - Polymer gels as flow improvers in water injection systems (2018-02-27),

15. 9840654 - Kinetic hydrate inhibitors with pendent amino functionality (2017-12-12),

Company Overview

Schlumberger Norge AS, located in Stavanger, Norway, specializes in advanced technologies for the oil and gas industry, focusing on water treatment and fluid level determination. The company is known for its innovative solutions in hydrogen sulfide scavenging and the development of biodegradable additives. Additionally, Schlumberger Norge AS excels in wellbore strengthening and asphaltene stabilization, employing microsphere compositions and flotation units to enhance operational efficiency and environmental sustainability in energy production.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

40 Patents

#6 in Stavanger

#41 in Norway

#17,068 in the World

Stavanger, Norway

Schlumberger Norge as

Forward Citations = 110

56 inventors:

Anders Grinrod (10 out of 10 patents)

Jorn Folkvang (6 out of 11 patents)

Egil Ronaes (4 out of 7 patents)

4. Tore Nordvik (3 out of 12 patents)

5. Chandrashekhar Yeshwant Khandekar (3 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Schlumberger Norge as. Retrieved from https://idiyas.com/company/schlumberger-norge-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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