DG

Don Getzlaf

NM Ncs Multistage: 14 patents #6 of 44Top 15%
Overall (All Time): #345,688 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11078745 Apparatuses and methods for enabling multistage hydraulic fracturing Tim Johnson, Brock GILLIS 2021-08-03
10808509 Electrically actuated downhole flow control apparatus John Ravensbergen, Brock GILLIS 2020-10-20
10781664 Plug-actuated flow control member John Ravensbergen, Brock GILLIS, Tim Johnson 2020-09-22
10683730 Apparatus and method for treating a reservoir using re-closeable sleeves, and actuating the sleeves with bi-directional slips Tim Johnson 2020-06-16
10612353 Downhole flow control apparatus John Ravensbergen, Brock GILLIS, Michael WERRIES 2020-04-07
10329867 Apparatuses and methods for enabling multistage hydraulic fracturing Tim Johnson, Brock GILLIS 2019-06-25
10180046 Downhole flow control apparatus with screen Michael WERRIES, John Ravensbergen, Doug Brunskill, Nick GETZLAF 2019-01-15
10161220 Plug-actuated flow control member John Ravensbergen, Brock GILLIS, Tim Johnson 2018-12-25
10161207 Apparatus, system and method for treating a reservoir using re-closeable sleeves and novel use of a shifting tool John Ravensbergen 2018-12-25
10151162 Hydraulic locator John Ravensbergen 2018-12-11
10066467 Electrically actuated downhole flow control apparatus John Ravensbergen, Brock GILLIS 2018-09-04
10030479 Tool for opening and closing sleeves within a wellbore Tim Johnson 2018-07-24
9982512 Apparatus and method for treating a reservoir using re-closeable sleeves John Ravensbergen 2018-05-29
9970262 Downhole valve apparatus Michael WERRIES, John Ravensbergen, Doug Brunskill 2018-05-15