Inventor · disambiguated record
Gary Allen Kohn
Also filed as: KOHN GARY · KOHN GARY A · KOHN GARY ALLEN
17 granted patents·2 pending applications·324 citations·filing 1978–2021
94Inventor score
Files withHALLIBURTON ENERGY SERVICES INC9OTIS ENG CO6ATLANTIC RICHFIELD CO1HALLIBURTON ENERGY SERV INC1PIKOTEK INC1
Top patents by PatentIndex Score
19 records- 0195US6402159B1Dielectric gasketFiled 2000·Granted Jun 11, 2002·78 cites·37 claims
- 0290US11248451B2Bias fabric reinforced ELH element material for improved anchoringHALLIBURTON ENERGY SERVICES INC·Filed 2019·Granted Feb 15, 2022·7 cites·20 claims
- 0390US4776600ADielectric pipe flange gasketPIKOTEK INC·Filed 1987·Granted Oct 11, 1988·83 cites·9 claims
- 0489US11352853B2Wellbore fluid communication toolHALLIBURTON ENERGY SERVICES INC·Filed 2017·Granted Jun 7, 2022·7 cites·20 claims
- 0587US10989022B2Big bore running tool quick lock adaptorHALLIBURTON ENERGY SERVICES INC·Filed 2016·Granted Apr 27, 2021·6 cites·20 claims
- 0687US10794157B2Downhole remote trigger activation device for VLH big bore and mono bore configured running tools with programming logicHALLIBURTON ENERGY SERVICES INC·Filed 2017·Granted Oct 6, 2020·5 cites·19 claims
- 0787US9869157B2Reverse circulation cementing system for cementing a linerHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Jan 16, 2018·14 cites·24 claims
- 0886US10513891B2Running tool lock mechanismHALLIBURTON ENERGY SERVICES INC·Filed 2016·Granted Dec 24, 2019·5 cites·18 claims
- 0980US4406467AHigh pressure electrical isolation flange gasketATLANTIC RICHFIELD CO·Filed 1982·Granted Sep 27, 1983·47 cites·6 claims
- 1072US4201363ATubing retrievable surface controlled subsurface safety valveOTIS ENG CO·Filed 1978·Granted May 6, 1980·32 cites·12 claims
- 1161US10837265B2Collapsible cone for an expandable liner hanger systemHALLIBURTON ENERGY SERVICES INC·Filed 2016·Granted Nov 17, 2020·1 cites·20 claims
- 1257US2022025731A1Sealing apparatus for high pressure high temperature (hpht) applicationsHALLIBURTON ENERGY SERVICES INC·Filed 2021·Application pending·0 cites
- 1352US4417600ASafety valveOTIS ENG CO·Filed 1981·Granted Nov 29, 1983·19 cites·27 claims
- 1446US11142985B2Sealing apparatus for high pressure high temperature (HPHT) applicationsHALLIBURTON ENERGY SERVICES INC·Filed 2016·Granted Oct 12, 2021·0 cites·18 claims
- 1541US4535968AValveOTIS ENG CO·Filed 1983·Granted Aug 20, 1985·6 cites·34 claims
- 1641US2010155084A1Setting tool for expandable liner hanger and associated methodsHALLIBURTON ENERGY SERV INC·Filed 2008·Application pending·0 cites
- 1737US4330141AAdjustable pipe unionOTIS ENG CO·Filed 1980·Granted May 18, 1982·9 cites·9 claims
- 1832US4286657AActuatorOTIS ENG CO·Filed 1979·Granted Sep 1, 1981·3 cites·9 claims
- 1930US4214606ASubsurface safety valveOTIS ENG CO·Filed 1978·Granted Jul 29, 1980·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →