Inventor · disambiguated record
Mark Dunbar
Also filed as: DUNBAR MARK · DUNBAR MARK EDWARD
6 granted patents·88 citations·filing 1998–2016
81Inventor score
Top patents by PatentIndex Score
6 records- 0193US7468173B2Method for producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenanceSUNSTONE CORP·Filed 2004·Granted Dec 23, 2008·68 cites·23 claims
- 0275US9376294B2Brake, shear and cable management system and methodABSOLUTE OILFIELD EQUIPMENT LLC·Filed 2013·Granted Jun 28, 2016·7 cites·54 claims
- 0373US7981379B2Producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenanceSUNSTONE CORP·Filed 2008·Granted Jul 19, 2011·2 cites·58 claims
- 0446US10370910B2Brake, shear and cable management system and methodABSOLUTE OILFIELD EQUIPMENT LLC·Filed 2016·Granted Aug 6, 2019·0 cites·22 claims
- 0537US6745842B2Concentric casing jackSUNSTONE CORPORATION·Filed 2001·Granted Jun 8, 2004·6 cites·26 claims
- 0628US6089223ADirect contact water heating systemWEBCO IND INC·Filed 1998·Granted Jul 18, 2000·5 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →