Provo, Utah
United States
21
2011-12-15
The entities that hold a legal rights for patent applications filed by inventor LUNDGREEN David:
David LUNDGREEN from Provo, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Clutch for a jack element
#2 | 2011-07-26Downhole centrifugal drilling fluid separator
#3 | 2011-07-19Downhole centrifugal drilling fluid separator
#4 | 2011-05-10Downhole centrifugal drilling fluid separator
#5 | 2010-11-25Location device with a gravity measuring device
#6 | 2010-09-23Displaceable plug in a tool string filter
#7 | 2010-05-06Downhole jack assembly sensor
#8 | 2010-03-02Resettable actuator for downhole tool
#9 | 2010-01-26Resettable actuator for downhole tool
#10 | 2010-01-07Lead the bit rotary steerable tool
#11 | 2009-06-18Downhole drive shaft connection
#12 | 2009-05-28Lead the bit rotary steerable tool
#13 | 2009-03-12Downhole jack assembly sensor
#14 | 2009-01-08Location Device with a Gravity Measuring Device
#15 | 2008-12-04Clutch for a jack element
#16 | 2008-11-18Downhole turbine
#17 | 2008-10-14Downhole turbine
#18 | 2008-07-31Drill bit assembly for directional drilling
#19 | 2007-11-29Downhole steering
#20 | 2007-05-24Drill bit assembly for directional drilling
#21 | 2007-05-24Drill bit assembly with a probe
3576558 ⎘