Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8923095 | Short circuit protection for serially connected nodes in a hydrocarbon exploration or production electrical system | Alain Rhelimi | 2014-12-30 |
| 8625388 | Voltage leakage detection for serially connected electrical nodes in a seismic surveying system | Sylvain Petithomme | 2014-01-07 |
| 7621137 | Method of operation and regulation of a vapour compression system | Kare Aflekt, Armin Hafner, Arne Jakobsen, Petter Neksa, Havard Rekstad +4 more | 2009-11-24 |
| 7574874 | Vapor compression heat pump system | Kare Aflekt, Armin Hafner, Arne Jakobsen, Petter Neksa, Havard Rekstad +4 more | 2009-08-18 |
| 7185506 | Reversible vapor compression system | Kare Aflekt, Einar Brendeng, Armin Hafner, Petter Neksa, Havard Rekstad +2 more | 2007-03-06 |
| 7131291 | Compression system for cooling and heating purposes | Kare Aflekt, Arne Jakobsen, Geir Skaugen, Armin Hafner, Petter Neksa +2 more | 2006-11-07 |
| 6931880 | Method and arrangement for defrosting a vapor compression system | Kare Aflekt, Einar Brendeng, Armin Hafner, Petter Neksa, Havard Rekstad +2 more | 2005-08-23 |
| 6155340 | Heat exchanger | Leif Folkedal, Peter Grundlach, Liming Xu | 2000-12-05 |
| 5655378 | Trans-critical vapor compression device | — | 1997-08-12 |
| 5497631 | Transcritical vapor compression cycle device with a variable high side volume element | Gustav Lorentzen | 1996-03-12 |
| 5245836 | Method and device for high side pressure regulation in transcritical vapor compression cycle | Gustav Lorentzen, Roar R. Bang | 1993-09-21 |