Inventor
Lynch Heath Evan
US4 patents
Patents
4 patentsUS10787883B2Sep 29, 2020
Testable back pressure valves
CHEVRON USA INC3 citations69
US10689947B2Jun 23, 2020
Testable back pressure valves
CHEVRON USA INC3 citations69
US9670739B2Jun 6, 2017
Transmitting power to gas lift valve assemblies in a wellbore
CHEVRON USA INC3 citations68
US10627282B2Apr 21, 2020
Monitoring system for floating roof storage tank
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