Mapleton, Utah
United States
9
2020-06-11
The entities that hold a legal rights for patent applications filed by inventor Marshall Jonathan D.:
Jonathan D. Marshall from Mapleton, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Piston control via adjustable rod
#2 | 2020-01-02Downhole rate of penetration measurement
#3 | 2019-10-03Downhole drill bit chassis
#4 | 2019-10-03Two-part bit wiring assembly
#5 | 2019-09-26Slidable rod downhole steering
#6 | 2019-09-26Unidirectionally extendable cutting element steering
#7 | 2018-02-08Alignable Connector
#8 | 2018-01-18Downhole Outer Drill Bit
#9 | 2018-01-04Linear Measurement Device
2082139 ⎘