IM

Iain Macaulay

WE Weatherford/Lamb: 5 patents #137 of 852Top 20%
Overall (All Time): #1,028,454 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7591059 Expansion activated anti-rotation device Simon J. Harrall 2009-09-22
7387168 Sealing tubing Peter Ellington, Paul David Metcalfe, Simon J. Harrall 2008-06-17
7380839 Sealing expandable tubing Peter Ellington, Simon J. Harrall, Paul David Metcalfe 2008-06-03
7107663 Expandable coupling Peter Ellington 2006-09-19
7017950 Expandable connection 2006-03-28