Spring, Texas
United States
4
2015-02-19
The entities that hold a legal rights for patent applications filed by inventor Cardellini David:
David Cardellini from Spring, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Magnetic drive devices, and related systems and methods
#2 | 2015-01-15Magnetic gears, and related systems and methods
#3 | 2010-08-05Tubular running tool and methods of use
#4 | 2007-11-08Directional drilling control
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