Cypress, Texas
United States
3
2015-07-02
The entities that hold a legal rights for patent applications filed by inventor Twidale Derek L.:
Derek L. Twidale from Cypress, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Progressing cavity stator with gas breakout port
#2 | 2015-07-02Progressing cavity pump system with fluid coupling
#3 | 2014-10-16Progressing cavity stator with metal plates having apertures with englarged ends
936469 ⎘