ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,396, issued on Sept. 23, was assigned to EnLiSense LLC (Allen, Texas).

"Systems and methods for multi-modal and multiplexed electrochemical detection and reporting of environmental contaminants" was invented by Vikram Narayanan Dhamu (Dallas) and Sriram Muthukumar (Allen, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of an apparatus are disclosed, the apparatus comprising: a substrate having a first end and an opposite, second end; a plurality of sensors proximate to the first end of the substrate, each sensor including: a first electrode; a second electrode at least partially surrounding the first electrode; and an active sensin...