Inventor · disambiguated record
Espen Hiorth
Also filed as: HIORTH ESPEN
34 granted patents·2 pending applications·249 citations·filing 1995–2022
96Inventor score
Files withINTERWELL NORWAY AS14INTERWELL TECHNOLOGY AS7HIORTH ESPEN6VOSSTECH AS3BRONNTEKNOLOGIUTVIKLING AS2
Top patents by PatentIndex Score
36 records- 0191US12037872B2Well tool deviceINTERWELL NORWAY AS·Filed 2020·Granted Jul 16, 2024·3 cites·9 claims
- 0290US11428071B2Well tool device for opening and closing a fluid bore in a wellINTERWELL NORWAY AS·Filed 2019·Granted Aug 30, 2022·6 cites·11 claims
- 0389US11021927B2Well tool assemblyINTERWELL NORWAY AS·Filed 2018·Granted Jun 1, 2021·6 cites·8 claims
- 0489US9732579B2Plug apparatusVOSSTECH AS·Filed 2014·Granted Aug 15, 2017·33 cites·15 claims
- 0585US10808489B2Well tool device with a frangible glass bodyINTERWELL NORWAY AS·Filed 2017·Granted Oct 20, 2020·4 cites·18 claims
- 0683US10544654B2Well tool device with a frangible discVOSSTECH AS·Filed 2017·Granted Jan 28, 2020·4 cites·12 claims
- 0782US11293262B2Well tool device for opening and closing a fluid bore in a wellINTERWELL NORWAY AS·Filed 2018·Granted Apr 5, 2022·3 cites·13 claims
- 0882US10370933B2Well tool device comprising force distribution deviceINTERWELL TECHNOLOGY AS·Filed 2016·Granted Aug 6, 2019·4 cites·9 claims
- 0981US7017670B2Apparatus and method for expanding and fixing a tubular member within another tubular member, a liner or a boreholeREAD WELL SERVICES LTD·Filed 2003·Granted Mar 28, 2006·62 cites·28 claims
- 1078US9562413B2Plugging deviceHIORTH ESPEN·Filed 2012·Granted Feb 7, 2017·5 cites·11 claims
- 1175US9464498B2Extrusion preventing supporting deviceHIORTH ESPEN·Filed 2012·Granted Oct 11, 2016·4 cites·6 claims
- 1272US7290603B2Downhole plugBRONNTEKNOLOGIUTVIKLING AS·Filed 2004·Granted Nov 6, 2007·54 cites·17 claims
- 1370US10472925B2Well tool device with actuation device in through opening of frangible discVOSSTECH AS·Filed 2015·Granted Nov 12, 2019·2 cites·10 claims
- 1467US9194204B2Device for carrying a replacement safety valve in a well tubeHIORTH ESPEN·Filed 2011·Granted Nov 24, 2015·4 cites·5 claims
- 1567US7178602B2Method and device related to a retrievable well plugBROENNTEKNOLOGIUTVIKLING AS·Filed 2003·Granted Feb 20, 2007·42 cites·16 claims
- 1665US11719069B2Well tool device for opening and closing a fluid bore in a wellINTERWELL NORWAY AS·Filed 2022·Granted Aug 8, 2023·0 cites·10 claims
- 1765US11692414B2Well tool device for opening and closing a fluid bore in a wellINTERWELL NORWAY AS·Filed 2022·Granted Jul 4, 2023·0 cites·11 claims
- 1863US11268336B2Well tool device comprising a ratchet systemINTERWELL NORWAY AS·Filed 2018·Granted Mar 8, 2022·1 cites·9 claims
- 1959US12188313B2Well tool device for transporting a heat generating mixture into a well pipeINTERWELL NORWAY AS·Filed 2021·Granted Jan 7, 2025·0 cites·13 claims
- 2056US9784060B2Junk catching deviceINTERWELL TECHNOLOGY AS·Filed 2013·Granted Oct 10, 2017·2 cites·10 claims
- 2154US12312900B2Downhole well tool and method for permanently sealing a downhole wellINTERWELL NORWAY AS·Filed 2022·Granted May 27, 2025·0 cites·21 claims
- 2253US11680458B2Method for replacing a chemical injection valve connected to a well head via an injection line housing and injection line plugging toolINTERWELL NORWAY AS·Filed 2019·Granted Jun 20, 2023·0 cites·6 claims
- 2351US12098611B2Well tool device for transporting a heat generating mixture into a well pipeINTERWELL NORWAY AS·Filed 2021·Granted Sep 24, 2024·0 cites·10 claims
- 2450US7416770B2Reinforcement ringBRONNTEKNOLOGIUTVIKLING AS·Filed 2005·Granted Aug 26, 2008·2 cites·7 claims
- 2549US12410674B2Downhole millable permanent plug and method for setting a downhole millable permanent plugINTERWELL NORWAY AS·Filed 2022·Granted Sep 9, 2025·0 cites·18 claims
- 2649US9297253B2Inductive connectionHIORTH ESPEN·Filed 2012·Granted Mar 29, 2016·1 cites·10 claims
- 2748US12024970B2Well tool device and method of forming a permanent well barrier, configured to generate a forced flow of molten massINTERWELL P&A AS·Filed 2020·Granted Jul 2, 2024·0 cites·15 claims
- 2847US12416217B2Well tool device for injecting a fluid through a hole in a well boreINTERWELL NORWAY AS·Filed 2022·Granted Sep 16, 2025·0 cites·21 claims
- 2945US9695668B2Millable plugging deviceINTERWELL TECHNOLOGY AS·Filed 2013·Granted Jul 4, 2017·0 cites·10 claims
- 3044US9945205B2Plugging deviceINTERWELL TECHNOLOGY AS·Filed 2013·Granted Apr 17, 2018·0 cites·17 claims
- 3140US10309185B2Releasable ratchet deviceINTERWELL TECHNOLOGY AS·Filed 2015·Granted Jun 4, 2019·0 cites·7 claims
- 3239US10753160B2Well tool deviceINTERWELL TECHNOLOGY AS·Filed 2016·Granted Aug 25, 2020·0 cites·6 claims
- 3339US2018313183A1Well tool comprising a frangible well barrier, and a method for providing such a well toolINTERWELL TECHNOLOGY AS·Filed 2016·Application pending·0 cites
- 3434US2012126482A1Tube sealing device and a sealing element for such a deviceHIORTH ESPEN·Filed 2010·Application pending·0 cites
- 3532US9291028B2Plugging deviceHIORTH ESPEN·Filed 2011·Granted Mar 22, 2016·0 cites·17 claims
- 3632US6007067AMulti-operational expansion gasketFiled 1995·Granted Dec 28, 1999·7 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →