ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,687, issued on Oct. 7, was assigned to PHOTOPILL MEDICAL LTD (Rehovot, Israel).

"Device and method for gastrointestinal location estimation" was invented by Sharon Ben Yehuda (Rehovot, Israel), Ram Ben Yehuda (Rehovot, Israel) and Semion Khait (Netanya, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ingestible in-vivo gastrointestinal device constituted of: a power source; a processor and a memory; and a sensor, the processor, at least partially responsive to the sensor, to determine a location of the in-vivo gastrointestinal device as being in one of an esophagus, a stomach, a small intestine and a large intestine of a subject."

The paten...