Aberdeen
United Kingdom
5
2014-02-06
The entities that hold a legal rights for patent applications filed by inventor Gordon Stuart:
Stuart Gordon from Aberdeen, GB has applied for patents for these inventions. The list has both pending applications and granted patents:
Downhole apparatus having a rotating valve member
#2 | 2011-08-25Pressure equalising devices
#3 | 2010-06-17Downhole tools
#4 | 2010-03-25Downhole apparatus having a rotating valve member
#5 | 2009-09-03Pressure equalising devices
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