Inventor · disambiguated record
Lubbertus Lugtmeier
Also filed as: LUGTMEIER LUBBERTUS
6 granted patents·4 pending applications·76 citations·filing 1988–2016
81Inventor score
Top patents by PatentIndex Score
10 records- 0183US10287839B2Wellhead tiedown systemCAMERON INT CORP·Filed 2016·Granted May 14, 2019·11 cites·12 claims
- 0263US4889184APolished rod stuffing box with safety valve for a beam pumped production wellSHELL INT RESEARCH·Filed 1988·Granted Dec 26, 1989·40 cites·7 claims
- 0356US9771775B2Valve for a hydrocarbon well, hydrocarbon well provided with such valve and use of such valveSHELL OIL CO·Filed 2012·Granted Sep 26, 2017·2 cites·33 claims
- 0456US7198099B2Method and system for injecting a treatment fluid into a wellSHELL OIL CO·Filed 2004·Granted Apr 3, 2007·21 cites·14 claims
- 0554US9638001B2Method for producing hydrocarbon gas from a wellbore and valve assemblySHELL OIL CO·Filed 2013·Granted May 2, 2017·2 cites·15 claims
- 0645US2016032912A1Device for pumping fluid from a wellboreSHELL OIL CO·Filed 2014·Application pending·0 cites
- 0740US2015260010A1Christmas tree and methodSHELL OIL CO·Filed 2013·Application pending·0 cites
- 0838US2011280739A1Method and system for pumping liquid from an offshore natural gas production wellLUGTMEIER LUBBERTUS·Filed 2009·Application pending·0 cites
- 0934US2017226831A1Downhole lift gas injection systemSHELL OIL CO·Filed 2015·Application pending·0 cites
- 1029US9435174B2System and method for injecting a treatment fluid into a wellbore and a treatment fluid injection valveKLOMPSMA DERK LUCAS·Filed 2012·Granted Sep 6, 2016·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →