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Stavanger, Norway

Roxar Flow Measurement as

USPTO Granted Patents = 40

EPO Patents = 35

Trademarks = 4

Forward Citations = 233

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34 inventors (with patents filed for the assignee):

Ebbe Gustaf Nyfors (10 out of 12 patents)

Terje Baustad (4 out of 8 patents)

Per Hassel Sørensen (4 out of 6 patents)

4. Ivar Breen (3 out of 5 patents)

5. Olav Espejord (2 out of 2 patents)

6. Morten Ivar Andersen (2 out of 3 patents)

7. Christophe Tarayre (2 out of 3 patents)

8. Rolf Wium (2 out of 2 patents)

9. Rune Sørhus (2 out of 2 patents)

10. Morten Brandt (2 out of 2 patents)

11. Øystein Lund Bø (2 out of 2 patents)

12. Dag Erik Laumann (2 out of 2 patents)

13. Erik Undheim (2 out of 2 patents)

14. Jone Svihus (1 out of 1 patent)

15. Trond Hagen (1 out of 8 patents)

Core Competencies:

Flow Measurement

Multiphase Flow

Fluid Dynamics

Electrical Impedance

Density Measurement

Downhole Technology

Microwave Sensors

Subsea Applications

Pressure Transducers

Conductivity Analysis

Electromagnetic Resonance

Fluid Sampling

40 patents: Sort by Forward Citations

1. 12372389 - Flow meter for measuring flow velocity in oil continuous flows (2025-07-29),

2. 12253395 - Enlarged pipe section for microwave-based flow measurements (2025-03-18),

3. 12038392 - System for detection of drift of the water volume fraction in a flow (2024-07-16),

4. 11971382 - System for measuring the composition of a multi-phase flow in a pipe by analyzing electrical characteristics (2024-04-30),

5. 11959785 - System and method for measuring a multiphase flow by measuring density and electrical impedance for correcting the measurement due to effect of deposits on inner surface of pipe walls (2024-04-16),

6. 11834912 - High pressure cable head connector (2023-12-05),

7. 11415446 - Flow measuring system (2022-08-16),

8. D924910 - Computer screen with graphical user interface (2021-07-13),

9. 11053751 - Cable protecting device (2021-07-06),

10. 11016037 - Fluid measuring system (2021-05-25),

11. 10852224 - Method of measuring metal loss from equipment in process systems (2020-12-01),

12. 10359372 - Conductivity measurements (2019-07-23),

13. 10337260 - Cable protecting device (2019-07-02),

14. 10060869 - System for measuring characteristics of a fluid flow (2018-08-28),

15. 9976411 - Position indicator for determining the relative position and/or movement of downhole tool components, and method thereof (2018-05-22),

Roxar Flow Measurement AS is a renowned company specializing in the design, manufacture, and distribution of advanced flow measurement solutions. As a subsidiary of Emerson, it provides a wide range of products and services for industries such as oil and gas, petrochemicals, refining, and power generation. With a focus on precision, efficiency, and reliability, Roxar Flow Measurement AS's innovative technologies enable accurate and real-time flow measurement, helping industries optimize their operations and maximize productivity.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

40 Patents

#6 in Stavanger

#38 in Norway

#16,572 in the World

Stavanger, Norway

Roxar Flow Measurement as

Forward Citations = 233

34 inventors:

Ebbe Gustaf Nyfors (10 out of 12 patents)

Terje Baustad (4 out of 8 patents)

Per Hassel Sørensen (4 out of 6 patents)

4. Ivar Breen (3 out of 5 patents)

5. Olav Espejord (2 out of 2 patents)

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