Calgary
Canada
6
2021-09-30
The entities that hold a legal rights for patent applications filed by inventor Farrell Erik:
Erik Farrell from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Rotary fluid flow device
#2 | 2020-09-17Pressure balancing system for a fluid pump
#3 | 2019-09-05Rotary fluid flow device
#4 | 2015-09-17Segmented Positive Displacement Rotor Housing
#5 | 2014-09-18Dual axis rotor
#6 | 2013-08-08Positive displacement expander
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