This technology is simple, inexpensive, and capable of surviving high waves.
Using an underwater teeter-totter and a 1/8 cable, we caused a 170 pound weight to bob up and down on shore with each wave. This could easily pump water, pound corn or rice into flour, or turn a flywheel. The concept is simple and effective.
The inventor and owner, Clifford H. Brown, has two U.S. patents and one in the U.K: The first U.S. patent was issued in 1998, No. 5,808,368. The second was issued April 26, 2011 -- No. 7,930,885. A U.K. patent, No. GB2467663, was issued on May 16, 2012 and encompasses several improvements. The device shown here was deployed in Guinea, where the inventor served as the Mission Director for the U.S. Agency for International Development. He is a retired U.S. Senior Foreign Service Officer and is interested in licensing the intellectual property.