GM

Graham MacKay

WE Weatherford/Lamb: 4 patents #167 of 852Top 20%
Overall (All Time): #1,250,011 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7322420 Tubing expansion Duncan James Trinder, Neil Andrew Abercrombie Simpson, John Strachan Nicoll, Alexander Craig Mackay 2008-01-29
7195072 Installation of downhole electrical power cable and safety valve assembly Colin Rae, Steve A. McLeod, Martin Riddell 2007-03-27
7090024 Tubing anchor Neil Andrew Abercrombie Simpson, Alexander Craig Mackay, Duncan James Trinder 2006-08-15
7086480 Tubing anchor Neil Andrew Abercrombie Simpson, Alexander Craig Mackay, Duncan James Trinder 2006-08-08