AW-Energy secures US patent for WaveRoller device

WaveRoller wave energy farm under water. Source: AW-Energy Oy. License: All Rights Reserved.

August 16 (Renewables Now) - The US Patent and Trademark Office (USPTO) has approved the patent application for the WaveRoller device of Finnish wave energy developer AW-Energy Oy, the latter announced.

The WaveRoller is a submerged wave energy converter that can be deployed in the near shore area, with a steel panel hinged to a concrete foundation. The device, which has a 20-year system fatigue life rating, will be deployed next month off the coast of Peniche in Portugal.

The latest patent, PCT/050485, provides broad intellectual property (IP) protection of AW-Energy’s latest generation unit, which has various operating improvements, including such that help deal with extreme weather conditions.

AW-Energy already has 57 patents awarded for the device and expects favourable outcomes in more countries.

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