Inventor · disambiguated record
Douglas J. Harrison
Also filed as: HARRISON DOUGLAS J
7 granted patents·3 pending applications·167 citations·filing 2008–2025
85Inventor score
Files withEZELL RYAN G3HALLIBURTON ENERGY SERV INC3VAN ZANTEN RYAN2OMNOVA SOLUTIONS INC1SYNTHOMER INC1
Top patents by PatentIndex Score
10 records- 0197US7960314B2Microemulsifiers and methods of making and using sameHALLIBURTON ENERGY SERV INC·Filed 2010·Granted Jun 14, 2011·53 cites·23 claims
- 0296US7833943B2Microemulsifiers and methods of making and using sameHALLIBURTON ENERGY SERV INC·Filed 2008·Granted Nov 16, 2010·60 cites·23 claims
- 0394US8207096B2Compressible packer fluids and methods of making and using sameVAN ZANTEN RYAN·Filed 2009·Granted Jun 26, 2012·43 cites·26 claims
- 0468US8322431B2Wellbore servicing compositions and methods of making and using sameEZELL RYAN G·Filed 2009·Granted Dec 4, 2012·9 cites·19 claims
- 0565US9315712B2Viscoelastic surfactants and methods of making and using sameVAN ZANTEN RYAN·Filed 2009·Granted Apr 19, 2016·2 cites·25 claims
- 0658US12286586B2Hydrocarbon swelling particles for wellbore cementingOMNOVA SOLUTIONS INC·Filed 2020·Granted Apr 29, 2025·0 cites·12 claims
- 0754US2011062085A1Method of Removing Metal Contaminants from High-Density BrinesHALLIBURTON ENERGY SERV INC·Filed 2009·Application pending·0 cites
- 0853US2025197712A1Hydrocarbon swelling particles for wellbore cementingSYNTHOMER INC·Filed 2025·Application pending·0 cites
- 0952US2008224087A1Aqueous-Based Insulating Fluids and Related MethodsEZELL RYAN G·Filed 2008·Application pending·0 cites
- 1047US8684091B2Wellbore servicing compositions and methods of making and using sameEZELL RYAN G·Filed 2012·Granted Apr 1, 2014·0 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →