JR

John Ravensbergen

NM Ncs Multistage: 5 patents #1 of 19Top 6%
📍 Swan Hills, CA: #1 of 14 inventorsTop 8%
Overall (2019): #34,488 of 560,194Top 7%
5
Patents 2019

Issued Patents 2019

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10487626 Fracturing valve and fracturing tool string Donald Getzlaf, Douglas James Brunskill, Shawn Leggett 2019-11-26
10465445 Casing float tool Donald Getzlaf, Marty Stromquist, David Devlin, Douglas Braden, Travis Harris 2019-11-05
10428613 Wellbore characteristic measurement assembly Marty Stromquist, Lyle Laun, Michael WERRIES, Rob Standen, Tim Johnson 2019-10-01
10208564 Tubular airlock assembly Juan Montero 2019-02-19
10180046 Downhole flow control apparatus with screen Michael WERRIES, Don Getzlaf, Doug Brunskill, Nick GETZLAF 2019-01-15