ALEXANDRIA, Va., March 12 -- United States Patent no. 12,247,919, issued on March 11, was assigned to THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK.

"Methods and systems utilizing optically-powered sensing integrated circuit(s) with optical information transfer" was invented by Kenneth L. Shepard (Ossining, N.Y.) and Girish Ramakrishnan (New York).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for performing non-destructive sensing of a cell or tissue, in vivo or in culture, are provided. The disclosed systems and methods include fabricating and powering one or more implantable integrated circuit (IC) chips that include a network of Photovoltaic (PV) cells for energy harvesti...