The report contains ten-year analysis with the following sections
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evolution engineering | 479 |
evolution engineerign | 1 |
grooveo | 1 |
logan company | 1 |
evolution engineering | 91 |
Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
integrated downhole system with plural telemetry subsystems | 28 | 2013 |
centralizer for downhole probes | 27 | 2012 |
fluid pressure pulse generating apparatus with primary seal assembly, back up seal assem… 🛈 | 18 | 2012 |
transmitting data across electrically insulating gaps in a drill string | 16 | 2013 |
downhole electromagnetic telemetry apparatus | 14 | 2012 |
method and system for transmitting a data frame of an electromagnetic telemetry signal t… 🛈 | 12 | 2013 |
electromagnetic telemetry gap sub assembly with insulating collar | 12 | 2012 |
apparatus and method for coaxially joining components to resist relative rotational and … 🛈 | 11 | 2012 |
back up directional and inclination sensors and method of operating same | 11 | 2012 |
fluid pressure pulse generator and method of using same | 11 | 2012 |