ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,745,956, issued on Sept. 29, was assigned to Sanofi (Paris).

"Wearable medical device" was invented by Michael Helmer (Frankfurt am Main, Germany) and Martin Vitt (Frankfurt am Main, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wearable medical device includes: a spatial sensor configured to determine distance to objects in an environment in front of the spatial sensor; an acoustic signal generator operable to generate an acoustic signal; a processor; and a memory configured to store instructions which, when executed the processor, cause the wearable medical device to: detect, using the spatial sensor, objects in the environment, calculate ...