Roy L. Sparkman

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Haltom City, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Setting tool for downhole applications
- Patent number 11,591,872
- Issue date Feb 28, 2023
- Robertson Intellectual Properties, LLC
- Michael C. Robertson
- C06 - EXPLOSIVES MATCHES
Information Patent Grant
Setting tool for downhole applications
- Patent number 10,900,309
- Issue date Jan 26, 2021
- Robertson Intellectual Properties, LLC
- Michael C. Robertson
- C06 - EXPLOSIVES MATCHES
Information Patent Grant
Setting tool for downhole applications
- Patent number 10,246,961
- Issue date Apr 2, 2019
- Robertson Intellectual Properties, LLC
- Michael C. Robertson
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Setting Tool for Downhole Applications
- Publication number 20210164308
- Publication date Jun 3, 2021
- ROBERTSON INTELLECTUAL PROPERTIES, LLC
- Michael C. Robertson
- E21 - EARTH DRILLING MINING
Information Patent Application
SETTING TOOL FOR DOWNHOLE APPLICATIONS
- Publication number 20190330946
- Publication date Oct 31, 2019
- ROBERTSON INTELLECTUAL PROPERTIES, LLC
- Michael C. Robertson
- C06 - EXPLOSIVES MATCHES
Information Patent Application
SETTING TOOL FOR DOWNHOLE APPLICATIONS
- Publication number 20160186513
- Publication date Jun 30, 2016
- ROBERTSON INTELLECTUAL PROPERTIES, LLC
- Michael C. Robertson
- E21 - EARTH DRILLING MINING