Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
PH

Paul Hazel

WAWelltec A/S: 20 patents #2 of 35Top 6%
WAWelltec Oilfield Solutions Ag: 13 patents #2 of 16Top 15%
Overall (All Time): #98,054 of 4,157,543Top 3%
35 Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
9353607 Inflow control in a production casing Jørgen Hallundbæk 2016-05-31
9267363 Downhole artificial lifting system Jørgen Hallundbæk 2016-02-23
9206666 Annular barrier with external seal Jørgen Hallundbæk, Tomas Sune Andersen 2015-12-08
9194218 Tubular assembly Jørgen Hallundbæk 2015-11-24
9163495 Fracturing system Jørgen Hallundbæk 2015-10-20
9145761 Subsea well intervention module Jørgen Hallundbæk 2015-09-29
9127533 Well completion Jorgen Hallundbæk 2015-09-08
9080415 Annular barrier and annular barrier system Jørgen Hallundbæk 2015-07-14
8291986 Expandable liner hanger Andrew Gorrara, Peter Wood, Fraser Louden 2012-10-23
7017670 Apparatus and method for expanding and fixing a tubular member within another tubular member, a liner or a borehole Espen Hiorth 2006-03-28