Inventor · disambiguated record
Heyn Halfdan Magnus
Also filed as: MAGNUS HEYN H · MAGNUS HEYN HALFDAN
10 granted patents·4 pending applications·179 citations·filing 1996–2023
87Inventor score
Top patents by PatentIndex Score
14 records- 0188US6595487B2Electric actuatorKONGSBERG OFFSHORE AS·Filed 2001·Granted Jul 22, 2003·121 cites·5 claims
- 0269US10865895B2Subsea control valveFMC KONGSBERG SUBSEA AS·Filed 2017·Granted Dec 15, 2020·2 cites·26 claims
- 0369US5803689ADevice for interconnection of two objectsKONGSBERG OFFSHORE AS·Filed 1996·Granted Sep 8, 1998·37 cites·4 claims
- 0467US11384617B2Subsea actuator and method of actuating a subsea actuatorFMC KONGSBERG SUBSEA AS·Filed 2018·Granted Jul 12, 2022·2 cites·16 claims
- 0566US7401627B2Protection of a seal elementFMC KONGSBERG SUBSEA AS·Filed 2005·Granted Jul 22, 2008·6 cites·15 claims
- 0659US10371280B2Actuator for a valveFMC KONGSBERG SUBSEA AS·Filed 2014·Granted Aug 6, 2019·1 cites·19 claims
- 0759US2025364608A1Subsea Christmas Tree Comprising a Control and Battery Module and Related MethodFMC KONGSBERG SUBSEA AS·Filed 2023·Application pending·0 cites
- 0859US2025334015A1Subsea Christmas Tree Comprising a Control and Battery Module and Related MethodFMC KONGSBERG SUBSEA AS·Filed 2023·Application pending·0 cites
- 0958US11378103B2Subsea hydraulic control device and a method for producing thereofFMC KONGSBERG SUBSEA AS·Filed 2018·Granted Jul 5, 2022·1 cites·10 claims
- 1054US7117891B2Hydraulic coupling comprising a pressure bleed deviceFMC KONGSBERG SUBSEA AS·Filed 2004·Granted Oct 10, 2006·9 cites·20 claims
- 1147US2025369530A1Locking nut and assembly thereforFMC KONGSBERG SUBSEA AS·Filed 2023·Application pending·0 cites
- 1245US12366136B2Valve operating device and method of overriding a malfunctioning valve operating deviceFMC KONGSBERG SUBSEA AS·Filed 2022·Granted Jul 22, 2025·0 cites·14 claims
- 1339US2025369303A1Actuator, receptacle, and actuator assembly thereforFMC KONGSBERG SUBSEA AS·Filed 2023·Application pending·0 cites
- 1433US10822906B2Subsea electric power and communication moduleFMC KONGSBERG SUBSEA AS·Filed 2018·Granted Nov 3, 2020·0 cites·9 claims
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