Spring, Texas
United States
16
2023-02-09
The entities that hold a legal rights for patent applications filed by inventor Gao Bo:
Bo Gao from Spring, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Nested drill bit assembly for drilling with casing
#2 | 2019-09-19Switchable crossover tool with rotatable chamber
#3 | 2019-09-19Methods for cementing a well using a switchable crossover device
#4 | 2019-08-22Systems and methods for controlling fluid flow in a wellbore using a switchable downhole crossover tool with rotatable sleeve
#5 | 2019-06-13Switchable crossover tool with hydraulic transmission
#6 | 2019-06-06Systems and methods for controlling fluid flow in a wellbore using a switchable downhole crossover tool
#7 | 2019-04-11Method of filtering a wellbore fluid
#8 | 2018-12-20Filter assembly
#9 | 2018-12-20Centrifugal particle accumulator and filter
#10 | 2018-11-01Multi-segmented plug
#11 | 2018-10-04Cementing indication system
#12 | 2018-08-23Systems and method for reverse cementing
#13 | 2018-05-10Self-cleaning filter
#14 | 2018-04-26Flushing filter
#15 | 2017-07-27Centrifugal particle accumulator
#16 | 2017-07-20Composite centralizer blade
1933986 ⎘