Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 11280849 | Method for measuring an impedance of an electric cable, a coupler arrangement and uses thereof | Sigbjørn Kolberg | 2022-03-22 | |
| 8842744 | System for communicating over a power cable | — | 2014-09-23 | |
| 8726726 | Sensor unit for a logging tool and a logging tool with at least two sensor elements | Per Schjølberg-Henriksen | 2014-05-20 | |
| 8370089 | Method and equipment for determining the interface between two or more fluid phases | Vidar Alstad, Robert Aasheim, Kjetil Fjalestad | 2013-02-05 | $9,054,000 |
| 7464609 | Means for measuring fluid flow in a pipe | — | 2008-12-16 | |
| 6286595 | Tubing system for an oil or gas well | David Gardner Oxnevad, Nils Reimers, Terje K. Bjerkeli, Morten Talgo | 2001-09-11 | |
| 6011490 | Measuring apparatus | Harald Tonnesen, Per HENRIKSEN | 2000-01-04 | $290,529,000 |