Houston, Texas
United States
8
2021-06-10
The entities that hold a legal rights for patent applications filed by inventor Hansen Dave:
Dave Hansen from Houston, US has applied for patents for these inventions. The list has both pending applications and granted patents:
System for conveying proppant to a fracking site hopper
#2 | 2017-08-31Conveyor with integrated dust collector system
#3 | 2017-08-31Conveyor with integrated dust collector system
#4 | 2017-07-06Conveyor with integrated dust collector system
#5 | 2017-07-06Conveyor with integrated dust collector system
#6 | 2017-07-06Conveyor with integrated dust collector system
#7 | 2017-07-06Conveyor with integrated dust collector system
#8 | 2017-07-06Conveyor with integrated dust collector system
1921609 ⎘