Patentsok
Varemerker, patenter og design koblet til norske selskaper
Sok blant 57 367 immaterielle rettigheter koblet til norske selskaper i Companybook, basert pa data fra Patentstyret.
Merk: Dette er ikke en nasjonal total for hele Patentstyrets register.
32 907 aktive
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AUXILIARY RIG AND METHOD OF REMOVING A WELL TUBING FROM A PETROLEUM WELL
Perforating tool for perforating a well casing
Validation of a well annulus washing operation
Wellbore cleaning tool and method for assembling the cleaning tool
Drill pipe string conveyed pressure integrity test tool and method for testing the pressure integrity of a casing
Auxiliary rig and method of pulling tubing out of a well
Subsea wellbore pipe cutting tool with cut verification and method
Sementeringsventilseksjon, sementeringssystem som omfatter en sementeringsventilseksjon og fremgangsmåte for å sementere et foringsrør som omfatter en sementeringsventilseksjon
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
A sealing device, a downhole tool comprising a sealing device and petroleum well toolstring valve comprising a sealing device
A drill pipe string conveyed bridge plug running tool and a method for forming and verifying a cement plug
Sementeringshode med trådløs fjernstyring
Drill pipe string conveyed retrievable plug system
Casing cutter tool and method for operating the casing cutter
A system and method for a petroleum casing or tubing recovery
Trykkdrevet innretning for sekvensiell styring av et sementeringshode
Improved tandem releasable bridge plug system and method for setting such tandem releasable plugs
Improved wear bushing install and retrieve system for a petroleum well, and Method therefor.
| # | 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 22. mai 2026