Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9234999 | System and method for making distributed measurements using fiber optic cable | Peter Berkeley Wills, Menno Mathieu Molenaar, Barbara Ellen Cox, Daniel Joinson | 2016-01-12 |
| 9091589 | Fiber optic cable with increased directional sensitivity | Johannis Josephus Den Boer, Jeremiah Glen Pearce, Andre Franzen, Paul Gerard Edmond Lumens, Daniel Joinson | 2015-07-28 |
| 6098019 | Resistivity log correction method | Richard Gerrit Hakvoort | 2000-08-01 |
| 5922611 | Determining a parameter in a physical system | Andre De Kuijper, Robert Karl Josef Sandor | 1999-07-13 |
| 5923171 | Determining a parameter on a component in a composition | Andre De Kuijper | 1999-07-13 |
| 5608323 | Arrangement of the electrodes for an electrical logging system for determining the electrical resistivity of a subsurface formation | — | 1997-03-04 |