HD

Hector Van Drentham-Susman

RL Rotech Group Limited: 2 patents #1 of 2Top 50%
📍 Inverurie, GB: #1 of 3 inventorsTop 35%
Overall (2003): #65,054 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6581690 Window cutting tool for well casing Kenneth Roderick Stewart 2003-06-24
6527513 Turbine for down-hole drilling Kenneth Roderick Stewart 2003-03-04