Inventor · disambiguated record
Peter Derek Walter Inglis
Also filed as: INGLIS PETER · INGLIS PETER D W · INGLIS PETER DEREK WALTER
10 granted patents·4 pending applications·26 citations·filing 2006–2023
84Inventor score
Files withHALLIBURTON ENERGY SERVICES INC10INGLIS PETER DEREK WALTER2GELDARD WILLIAM SCOTT1HALLIBURTON ENERGY SERV INC1
Top patents by PatentIndex Score
14 records- 0186US12044102B1Constantly adaptive void elimination systemHALLIBURTON ENERGY SERVICES INC·Filed 2023·Granted Jul 23, 2024·2 cites·20 claims
- 0271US9598933B2Remote and manual actuated a well toolHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Mar 21, 2017·4 cites·20 claims
- 0369US10221652B2Downhole ball valveHALLIBURTON ENERGY SERVICES INC·Filed 2014·Granted Mar 5, 2019·3 cites·16 claims
- 0463US8403063B2Downhole ball mechanism with enhanced drift clearanceINGLIS PETER DEREK WALTER·Filed 2008·Granted Mar 26, 2013·10 cites·46 claims
- 0562US8708307B2Elongated trunnion for high pressure ball valvesHALLIBURTON ENERGY SERV INC·Filed 2013·Granted Apr 29, 2014·2 cites·20 claims
- 0659US9109407B2Unequal load collet and method of useHALLIBURTON ENERGY SERVICES INC·Filed 2012·Granted Aug 18, 2015·3 cites·23 claims
- 0759US8695622B2Ball valve safety plugINGLIS PETER DEREK WALTER·Filed 2011·Granted Apr 15, 2014·2 cites·20 claims
- 0852US11261997B2Annular safety valveHALLIBURTON ENERGY SERVICES INC·Filed 2019·Granted Mar 1, 2022·0 cites·18 claims
- 0946US11339629B2Downhole power generating apparatusHALLIBURTON ENERGY SERVICES INC·Filed 2020·Granted May 24, 2022·0 cites·18 claims
- 1045US2009128461A1Large scale display systemGELDARD WILLIAM SCOTT·Filed 2006·Application pending·0 cites
- 1139US12123277B2Sealing assembly for wellbore operationsHALLIBURTON ENERGY SERVICES INC·Filed 2021·Granted Oct 22, 2024·0 cites·17 claims
- 1237US2018187514A1Metal to metal single ball seat systemHALLIBURTON ENERGY SERVICES INC·Filed 2016·Application pending·0 cites
- 1334US2018252061A1Downhole Tool with Multiple PistonsHALLIBURTON ENERGY SERVICES INC·Filed 2015·Application pending·0 cites
- 1429US2020300374A1Ball mechanism-increased / enhanced initial rotation-opening of ballHALLIBURTON ENERGY SERVICES INC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →