DL

David Lundgreen

Schlumberger Technology: 9 patents #692 of 7,293Top 10%
PM Progress Mfg.: 5 patents #4 of 10Top 40%
DC Dexter Axle Company: 1 patents #15 of 21Top 75%
HL Hall Labs: 1 patents #105 of 153Top 70%
Overall (All Time): #141,294 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 25 most recent of 27 patents

Patent #TitleCo-InventorsDate
12415391 System and method for attaching a trailer to a tow vehicle Jed K. Anderson, Jason Harper 2025-09-16
12326355 System and method for measuring weights of vehicles and trailers Jed K. Anderson, Jason Harper 2025-06-10
12227041 Powered arm lifter system and method of automating weight distribution Jed K. Anderson, Jason Harper 2025-02-18
12097731 Automatic weight distribution system and method with continuous monitoring Jed K. Anderson, Jason Harper 2024-09-24
11821781 Apparatus and method for determining weight distribution Jed K. Anderson, Jason Harper 2023-11-21
10960719 Apparatus and method for measuring force on weight distribution hitches Jed K. Anderson, Jason Harper, Matthew D. Barnes 2021-03-30
10196809 Modular building component for floor and ceiling with rod-based dimensions David R. Hall, Benjamin Jensen, Joe Fox 2019-02-05
8522897 Lead the bit rotary steerable tool David R. Hall, Paula Turner, Scott Richard Woolston 2013-09-03
8499857 Downhole jack assembly sensor David R. Hall, Jim Shumway, Nathan Nelson, Daryl Wise, Paula Turner 2013-08-06
8360174 Lead the bit rotary steerable tool David R. Hall, Paula Turner, Scott Richard Woolston 2013-01-29
8307919 Clutch for a jack element David R. Hall 2012-11-13
8140259 Location device with a gravity measuring device David R. Hall, Christopher Durrand, Mark Schwartz 2012-03-20
8028768 Displaceable plug in a tool string filter David R. Hall, Paula Turner 2011-10-04
7984772 Downhole centrifugal drilling fluid separator David R. Hall, Joe Fox, Scott Dahlgren 2011-07-26
7980332 Downhole centrifugal drilling fluid separator David R. Hall, Joe Fox, Scott Dahlgren 2011-07-19
7938203 Downhole centrifugal drilling fluid separator David R. Hall, Joe Fox, Scott Dahlgren 2011-05-10
7900720 Downhole drive shaft connection David R. Hall, Paula Turner, Daryl Wise, Nathan Nelson, Andrew Pilgrim +1 more 2011-03-08
7866416 Clutch for a jack element David R. Hall 2011-01-11
7721826 Downhole jack assembly sensor David R. Hall, Jim Shumway, Nathan Nelson, Daryl Wise, Paula Turner 2010-05-25
7669663 Resettable actuator for downhole tool David R. Hall, Scott Dahlgren, Nathan Nelson 2010-03-02
7650951 Resettable actuator for downhole tool David R. Hall, Scott Dahlgren, Nathan Nelson 2010-01-26
7559379 Downhole steering David R. Hall, Daryl Wise 2009-07-14
7506701 Drill bit assembly for directional drilling David R. Hall, Francis Leany, Scott Dahlgren, Daryl Wise 2009-03-24
7451835 Downhole turbine David R. Hall, Daryl Wise, Nathan Nelson, Scott Dahlgren 2008-11-18
7434634 Downhole turbine David R. Hall, Daryl Wise, Nathan Nelson, Scott Dahlgren 2008-10-14