OD

Ole Gunnar Dahlhaug

DA Dynavec As: 4 patents #1 of 5Top 20%
Overall (All Time): #855,597 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8657559 Method and device for reduction of wear in a water turbine 2014-02-25
8616833 Method and device for counteracting wear and tear around a guide vane 2013-12-31
8405238 Wind turbine with hydraulic swivel 2013-03-26
8398360 Method and device for resisting wear from particle containing water on an impeller 2013-03-19
8342809 Device for a runner Reza Hezari 2013-01-01
7863767 Turbine driven electric power production system and a method for control thereof Peter Chapple, Per Olav Haarberg 2011-01-04