Edmonton
Canada
3
2015-02-19
The entities that hold a legal rights for patent applications filed by inventor Pheasey Frederick William:
Frederick William Pheasey from Edmonton, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Systems and methods for increasing the life of downhole driveshaft assemblies
#2 | 2014-10-09Drive shaft assembly for a downhole motor
#3 | 2012-05-10Bearing assembly for a downhole motor
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