DH

David M. Haugen

WE Weatherford/Lamb: 74 patents #1 of 852Top 1%
FF Fox Factory: 46 patents #7 of 111Top 7%
HA Halliburton: 9 patents #65 of 857Top 8%
BT Baker Oil Tools: 2 patents #28 of 87Top 35%
WH Weatherford Technology Holdings: 1 patents #412 of 753Top 55%
📍 Pacific Grove, CA: #1 of 128 inventorsTop 1%
🗺 California: #1,223 of 386,348 inventorsTop 1%
Overall (All Time): #7,753 of 4,157,543Top 1%
135
Patents All Time

Issued Patents All Time

Showing 126–135 of 135 patents

Patent #TitleCo-InventorsDate
4800958 Annulus pressure operated vent assembly David S. Wesson, Robert R. Luke, Kevin R. George 1989-01-31
4762179 Pressure assist detonating bar and method for a tubing conveyed perforator David S. Wesson, Robert R. Luke, Flint R. George, Kevin R. George 1988-08-09
4760884 Air chamber actuated dual tubing release assembly Flint R. George, Kevin R. George 1988-08-02
4732211 Annulus pressure operated vent assembly David S. Wesson, Robert R. Luke, Kevin R. George 1988-03-22
4726610 Annulus pressure firer mechanism with releasable fluid conduit force transmission means Flint R. George 1988-02-23
4716963 Apparatus for well completion operations Flint R. George, Bennie Gill 1988-01-05
4662450 Explosively set downhole apparatus 1987-05-05
4655298 Annulus pressure firer mechanism with releasable fluid conduit force transmission means Flint R. George 1987-04-07
4612985 Seal assembly for well tools Richard P. Rubbo 1986-09-23
4601498 Deformable metal-to-metal seal 1986-07-22