ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,822, issued on May 13, was assigned to INSULET Corp. (Acton, Mass.).

"Electrochemical actuators and actuator arrays" was invented by John Richard Bussiere (Littleton, Mass.), Eduardo Luis Latouche (Chelsea, Mass.) and Zhifei Ge (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In some embodiments, electrochemical actuators include a sealed electrolytic chamber with two or more electrodes disposed therein and associated reservoirs. In some embodiments, the electrochemical actuators include one or more rigid structures that are overmolded onto one or more electrodes to form the electrolytic chambers. In some embodiments, multiple rigid ...