DH

David Fraser Halliday

WL Westerngeco L.L.C.: 2 patents #3 of 55Top 6%
Overall (2019): #180,847 of 560,194Top 35%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10345461 Seismic data apparition from phase shifted sources Robert Laws 2019-07-09
10274621 Seismic receivers as seismic sources Julian Edward Kragh, Pascal Edme, David Neser, Martin Howlid 2019-04-30