DG

Don Getzlaf

NM Ncs Multistage: 7 patents #1 of 9Top 15%
📍 Calgary, CA: #15 of 618 inventorsTop 3%
Overall (2018): #15,119 of 503,207Top 4%
7
Patents 2018

Issued Patents 2018

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
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