Hurst, Texas
United States
3
2021-05-27
The entities that hold a legal rights for patent applications filed by inventor Spears Steven Kirk:
Steven Kirk Spears from Hurst, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Layup of tail rotor drive shaft tubes
#2 | 2016-10-20Torsional anomalies detection system
#3 | 2016-09-15Friction damper with centering flexure
1648077 ⎘