Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385672 | Method and apparatus to establish a geothermal well for closed loop fluid circulation and geothermal heat extraction | — | 2025-08-12 |
| 9593536 | Casing drilling system and method | Morten Olav Meling, Stein Erik Meinseth | 2017-03-14 |
| 9470053 | Gravity based fluid trap | — | 2016-10-18 |
| 9359873 | Method for running conduit in extended reach wellbores | — | 2016-06-07 |
| 8925629 | Down hole well tool with expansion tool | Harald Syse | 2015-01-06 |
| 8925630 | Down hole well tool with rolling means | Harald Syse | 2015-01-06 |
| 8714265 | Down hole valve device | — | 2014-05-06 |
| 8555962 | Downhole tool unit | — | 2013-10-15 |
| 8276668 | Method and device for cleaning and sealing a well | — | 2012-10-02 |
| 8122958 | Method and device for transferring signals within a well | — | 2012-02-28 |
| 7861779 | Method and device for establishing an underground well | — | 2011-01-04 |
| 5526887 | Device for drilling holes in the crust of the earth, especially for drilling oil wells | — | 1996-06-18 |