ALEXANDRIA, Va., July 28 -- United States Patent no. 12,690,840, issued on July 28, was assigned to 1929803 Ontario Corp. (Sudbury, Canada).

"Ultrasound patch with integrated flexible transducer assembly" was invented by Chelsea Munding (Sudbury, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A self-contained ultrasound patch assembly for detecting fluid flow in a vessel includes piezo elements that can transmit ultrasonic energy and detect echo signals. A flex module has two support portions connected to respective ones of the elements with a hinged portion coupled to the support portions, allowing them to be positioned angularly relative to each other. Electronics that direct the elements to transmi...