ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,699, issued on July 7, was assigned to Eaton Intelligent Power Ltd. (Dublin).

"Methods and systems for testing electro optic sensors" was invented by Gregory Kopansky (Philadelphia) and John Joseph Zielinski (Southampton, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems for in-fluid testing of electro optic liquid sensors are provided. The electro optic sensor has a light source and a light detector such that a first power state is applied to the light source to generate a first light for determining whether liquid is present within the electro optic sensor. Based on a determination that liquid is present within the electro opti...