Houston, Texas
United States
9
2019-10-17
The entities that hold a legal rights for patent applications filed by inventor MacDonald Robert:
Robert MacDonald from Houston, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Controlled Pressure Pulser for Coiled Tubing Measurement While Drilling Applications
#2 | 2019-04-04Coiled Tubing Applications and Measurement Tool
#3 | 2018-11-08Drill string applications tool
#4 | 2018-09-27Controlled pressure pulser for coiled tubing measurement while drilling applications
#5 | 2018-06-07Controlled pressure pulser for coiled tubing applications
#6 | 2016-06-30Controlled pressure pulser for coiled tubing applications
#7 | 2015-10-22Controlled pressure pulser for coiled tubing measurement while drilling applications
#8 | 2013-02-28Controlled full flow pressure pulser for measurement while drilling (MWD) device
#9 | 2013-02-28Controlled pressure pulser for coiled tubing applications
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