Calgary
Canada
4
2021-12-09
The entities that hold a legal rights for patent applications filed by inventor STACK Luke A.:
Luke A. STACK from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Torsion resistant gap sub
#2 | 2019-11-21Downhole probe sleeves and methods for making probe sleeves
#3 | 2019-10-17Sealed gap sub
#4 | 2018-09-06Torsion resistant gap sub
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