ALEXANDRIA, Va., June 6 -- United States Patent no. 12,281,632, issued on April 22, was assigned to Purdue Research Foundation (West Lafayette, Ind.).

"Cycloturbine modular river current energy converter and method and apparatus for deploying marine hydrokinetic turbine assembly to harvest riverine and ocean tidal current energy" was invented by Jun Chen (West Lafayette, Ind.), Haiyan H. Zhang (West Lafayette, Ind.) and Charles Greg Jensen (West Lafayette, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hydrokinetic turbine system for harvesting energy from riverine and tidal sources, including a first floating dock, a marine hydrokinetic turbine mounted on the first floating dock, and a second floatin...