Assignee
WELLTEC OILFIELD SOLUTIONS AG
CH·62 granted patents·4 pending applications·125 citations·filing 2014–2022
Top patents by PatentIndex Score
66 records- 0196US11142987B2Annular barrier systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2020·Granted Oct 12, 2021·5 cites·15 claims
- 0295US11428066B2Downhole wireline intervention toolWELLTEC OILFIELD SOLUTIONS AG·Filed 2019·Granted Aug 30, 2022·21 cites·19 claims
- 0395US10428624B2Downhole completion systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2017·Granted Oct 1, 2019·12 cites·19 claims
- 0494US10551091B2Geothermal energy extraction subterranean systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2017·Granted Feb 4, 2020·10 cites·20 claims
- 0591US10519741B2Annular barrier and downhole system for low pressure zoneWELLTEC OILFIELD SOLUTIONS AG·Filed 2017·Granted Dec 31, 2019·7 cites·15 claims
- 0690US10947810B2Annular barrier systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2019·Granted Mar 16, 2021·5 cites·13 claims
- 0789US11572758B2Annular barrier with pressure-intensifying unitWELLTEC OILFIELD SOLUTIONS AG·Filed 2021·Granted Feb 7, 2023·2 cites·15 claims
- 0889US10202819B2Annular barrier and annular barrier systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2017·Granted Feb 12, 2019·4 cites·30 claims
- 0988US10443344B2Downhole valve systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2015·Granted Oct 15, 2019·7 cites·17 claims
- 1085US10605039B2Annular barrier with expansion verificationWELLTEC OILFIELD SOLUTIONS AG·Filed 2017·Granted Mar 31, 2020·4 cites·18 claims
- 1184US10253591B2Downhole string for drilling through a low pressure zoneWELLTEC OILFIELD SOLUTIONS AG·Filed 2015·Granted Apr 9, 2019·4 cites·16 claims
- 1283US11002103B2Downhole system with sliding sleeveWELLTEC OILFIELD SOLUTIONS AG·Filed 2019·Granted May 11, 2021·3 cites·18 claims
- 1382US11002107B2Annular barrier with a valve systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2020·Granted May 11, 2021·2 cites·15 claims
- 1482US10180051B2Downhole pumping assembly and a downhole systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2014·Granted Jan 15, 2019·4 cites·18 claims
- 1579US11346180B2Downhole inflow production restriction deviceWELLTEC OILFIELD SOLUTIONS AG·Filed 2018·Granted May 31, 2022·2 cites·17 claims
- 1679US10711562B2Annular barrier with expansion unitWELLTEC OILFIELD SOLUTIONS AG·Filed 2016·Granted Jul 14, 2020·4 cites·14 claims
- 1778US11002098B2Downhole patching setting toolWELLTEC OILFIELD SOLUTIONS AG·Filed 2018·Granted May 11, 2021·3 cites·16 claims
- 1875US11242729B2Expansion assemblyWELLTEC OILFIELD SOLUTIONS AG·Filed 2017·Granted Feb 8, 2022·2 cites·18 claims
- 1975US10364638B2Annular barrierWELLTEC OILFIELD SOLUTIONS AG·Filed 2016·Granted Jul 30, 2019·2 cites·17 claims
- 2073US10731442B2Downhole completion systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2017·Granted Aug 4, 2020·2 cites·21 claims
- 2172US10458219B2Downhole stimulation systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2015·Granted Oct 29, 2019·2 cites·15 claims
- 2271US10533390B2Annular barrier having a downhole expandable tubularWELLTEC OILFIELD SOLUTIONS AG·Filed 2016·Granted Jan 14, 2020·2 cites·18 claims
- 2369US10927636B2Annular barrier with valve unitWELLTEC OILFIELD SOLUTIONS AG·Filed 2019·Granted Feb 23, 2021·2 cites·14 claims
- 2468US10526865B2Annular barrier with closing mechanismWELLTEC OILFIELD SOLUTIONS AG·Filed 2015·Granted Jan 7, 2020·2 cites·20 claims
- 2567US11795779B2Downhole inflow production restriction deviceWELLTEC OILFIELD SOLUTIONS AG·Filed 2022·Granted Oct 24, 2023·0 cites·19 claims
- 2667US11208865B2Downhole straddle assemblyWELLTEC OILFIELD SOLUTIONS AG·Filed 2017·Granted Dec 28, 2021·1 cites·16 claims
- 2767US10677013B2Annular barrier with shunt tubeWELLTEC OILFIELD SOLUTIONS AG·Filed 2017·Granted Jun 9, 2020·1 cites·23 claims
- 2864US10731438B2Downhole well tubular structure with valve sleeveWELLTEC OILFIELD SOLUTIONS AG·Filed 2016·Granted Aug 4, 2020·1 cites·16 claims
- 2963US10689941B2Downhole tubular assembly of a well tubular structureWELLTEC OILFIELD SOLUTIONS AG·Filed 2016·Granted Jun 23, 2020·1 cites·16 claims
- 3063US10400542B2Downhole completion systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2015·Granted Sep 3, 2019·1 cites·25 claims
- 3162US10280704B2Annular barrier with passive pressure compensationWELLTEC OILFIELD SOLUTIONS AG·Filed 2014·Granted May 7, 2019·2 cites·23 claims
- 3261US10774619B2Downhole completion systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2018·Granted Sep 15, 2020·1 cites·21 claims
- 3361US10344555B2Thermally expanded annular barrier, system, and method with a thermally decomposable compoundWELLTEC OILFIELD SOLUTIONS AG·Filed 2014·Granted Jul 9, 2019·2 cites·22 claims
- 3460US11473392B2Downhole expandable metal tubularWELLTEC OILFIELD SOLUTIONS AG·Filed 2020·Granted Oct 18, 2022·0 cites·16 claims
- 3557US12104453B2Downhole assembly and annular barrier with downhole assemblyWELLTEC OILFIELD SOLUTIONS AG·Filed 2022·Granted Oct 1, 2024·0 cites·20 claims
- 3656US10151168B2Downhole expandable tubularWELLTEC OILFIELD SOLUTIONS AG·Filed 2014·Granted Dec 11, 2018·1 cites·24 claims
- 3754US10190386B2Zone isolation method and annular barrier with an anti-collapsing unitWELLTEC OILFIELD SOLUTIONS AG·Filed 2014·Granted Jan 29, 2019·1 cites·20 claims
- 3852US11761294B2Annular barrier and downhole systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2022·Granted Sep 19, 2023·0 cites·18 claims
- 3952US11708740B2Downhole packer assemblyWELLTEC OILFIELD SOLUTIONS AG·Filed 2021·Granted Jul 25, 2023·0 cites·15 claims
- 4051US11692411B2Annular barrier and downhole systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2022·Granted Jul 4, 2023·0 cites·20 claims
- 4151US11208866B2Annular barrierWELLTEC OILFIELD SOLUTIONS AG·Filed 2019·Granted Dec 28, 2021·0 cites·16 claims
- 4250US11739608B2Downhole completion systemWELLTEC OILFIELD SOLUTIONS AG·Filed 2021·Granted Aug 29, 2023·0 cites·19 claims
- 4348US10597989B2Downhole system for unloading liquidWELLTEC OILFIELD SOLUTIONS AG·Filed 2016·Granted Mar 24, 2020·0 cites·17 claims
- 4447US10502029B2Downhole power supply deviceWELLTEC OILFIELD SOLUTIONS AG·Filed 2017·Granted Dec 10, 2019·0 cites·20 claims
- 4546US11371311B2Annular barrier with press connectionsWELLTEC OILFIELD SOLUTIONS AG·Filed 2020·Granted Jun 28, 2022·0 cites·18 claims
- 4646US10711559B2Downhole expandable metal tubularWELLTEC OILFIELD SOLUTIONS AG·Filed 2015·Granted Jul 14, 2020·0 cites·10 claims
- 4746US10337292B2Downhole completion system and methodWELLTEC OILFIELD SOLUTIONS AG·Filed 2014·Granted Jul 2, 2019·0 cites·19 claims
- 4846US2019383114A1Annular barrierWELLTEC OILFIELD SOLUTIONS AG·Filed 2019·Application pending·0 cites
- 4945US10731435B2Annular barrier for small diameter wellsWELLTEC OILFIELD SOLUTIONS AG·Filed 2018·Granted Aug 4, 2020·0 cites·20 claims
- 5045US10724326B2Downhole repairing system and method of useWELLTEC OILFIELD SOLUTIONS AG·Filed 2018·Granted Jul 28, 2020·0 cites·16 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
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