LS

Lars Stæhr

WA Welltec Oilfield Solutions Ag: 7 patents #4 of 16Top 25%
WA Welltec A/S: 4 patents #8 of 35Top 25%
Overall (All Time): #451,793 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
11473392 Downhole expandable metal tubular Ricardo Vasques, Line Bergmann 2022-10-18
10711562 Annular barrier with expansion unit 2020-07-14
10526865 Annular barrier with closing mechanism 2020-01-07
10443344 Downhole valve system Ricardo Vasques, Satish Kumar 2019-10-15
10385655 Downhole flow control device 2019-08-20
10190386 Zone isolation method and annular barrier with an anti-collapsing unit Dean Richard Massey 2019-01-29
10151168 Downhole expandable tubular Jørgen Hallundbæk 2018-12-11
10100621 Downhole expandable tubular Jørgen Hallundbæk, Ricardo Vasques, Ivan Sciera JENSEN, Dean Richard Massey 2018-10-16
10100598 Downhole expandable metal tubular 2018-10-16
9963952 Annular barrier with a seal Jørgen Hallundbæk 2018-05-08
9683425 Downhole injection tool Jørgen Hallundbæk, Steffen Evertsen 2017-06-20