Spruce; Christopher John

Patent Applications and Registrations

Patent applications and USPTO patent grants for Spruce; Christopher John.The latest application filed is for "method for damping edgewise oscillations in one or more blades of a wind turbine, an active stall controlled wind turbine and use hereof".

Company Profile

0.3.3

Spruce; Christopher John - Surrey GB
Spruce; Christopher John - Leatherhead GB

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for damping edgewise oscillations in one or more blades of a wind turbine, an active stall controlled wind turbine and use hereof Grant 8,070,437 - Nielsen , et al. December 6, 2	2011-12-06
Method for damping tower oscillations, an active stall controlled wind turbine and use hereof Grant 7,919,880 - Nielsen , et al. April 5, 2	2011-04-05
Wind turbine, a method for damping edgewise oscillations in one or more blades of a wind turbine by changing the blade pitch and use hereof Grant 7,854,589 - Nielsen , et al. December 21, 2	2010-12-21
Method For Damping Edgewise Oscillations In One Or More Blades Of A Wind Turbine, An Active Stall Controlled Wind Turbine And Use Hereof App 20090246020 - Nielsen; Thomas Steiniche Bjertrup ; et al.	2009-10-01
Method For Damping Tower Oscillations, An Active Stall Controlled Wind Turbine And Use Hereof App 20090200804 - Nielsen; Thomas Steiniche Bjertrup ; et al.	2009-08-13
Wind Turbine, A Method For Damping Edgewise Oscillations In One Or More Blades Of A Wind Turbine By Changing The Blade Pitch And Use Hereof App 20090185901 - Nielsen; Thomas Steiniche Bjertrup ; et al.	2009-07-23

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