Patentsok
Varemerker, patenter og design koblet til norske selskaper
Sok blant 57 340 immaterielle rettigheter koblet til norske selskaper i Companybook, basert pa data fra Patentstyret.
Merk: Dette er ikke en nasjonal total for hele Patentstyrets register.
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Improved tandem releasable bridge plug system and method for setting such tandem releasable plugs
Trykkdrevet innretning for sekvensiell styring av et sementeringshode
A system and method for a petroleum casing or tubing recovery
Casing cutter tool and method for operating the casing cutter
Drill pipe string conveyed retrievable plug system
Sementeringshode med trådløs fjernstyring
A drill pipe string conveyed bridge plug running tool and a method for forming and verifying a cement plug
Fôringsrørannulus-vaskeverktøy og fremgangsmåte for bruk i brønnrør med restriksjon
TOOLSTRING AND METHOD FOR INNER CASING PERFORATING, SHATTERING ANNULUS CEMENT, AND WASHING THE FIRST ANNULUS IN A SECOND CASING, AND CEMENTING SAID ANNULUS, AND A TOOL THEREFOR
Sementeringsventilseksjon, sementeringssystem som omfatter en sementeringsventilseksjon og fremgangsmåte for å sementere et foringsrør som omfatter en sementeringsventilseksjon
Subsea wellbore pipe cutting tool with cut verification and method
Auxiliary rig and method of pulling tubing out of a well
Drill pipe string conveyed pressure integrity test tool and method for testing the pressure integrity of a casing
Wellbore cleaning tool and method for assembling the cleaning tool
Validation of a well annulus washing operation
Perforating tool for perforating a well casing
AUXILIARY RIG AND METHOD OF REMOVING A WELL TUBING FROM A PETROLEUM WELL
A method for cutting off a tubular in a subterranean well and removing the cut-off section of the tubular from the well, and a toolstring thereof.
| # | Selskap | Totalt | |||
|---|---|---|---|---|---|
| 1 | NORSK HYDRO ASA | 192 | 629 | - | 821 |
| 2 | ORKLA HOME & PERSONAL CARE AS | 780 | 3 | 16 | 799 |
| 3 | STATOIL ASA | 120 | 353 | - | 473 |
| 4 | British American Tobacco Norway AS | 465 | 1 | - | 466 |
| 5 | Jakob Hatteland Logistics AS | 61 | 308 | 6 | 375 |
| 6 | Aker Subsea AS | 53 | 285 | 1 | 339 |
| 7 | TELENOR ASA | 212 | 45 | 3 | 260 |
| 8 | NorgesGruppen ASA | 233 | - | - | 233 |
| 9 | NORSK RIKSKRINGKASTING AS | 228 | 1 | - | 229 |
| 10 | TechnipFMC Norge AS | - | 221 | 1 | 222 |
Kilde: Patentstyret · Utvalg: rettigheter koblet til selskaper i Companybook · Sist oppdatert 6. apr. 2026