ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,398, issued on March 18, was assigned to AMSINO MEDICAL INC. (Shanghai).

"Flow sensor system and method for using same" was invented by Peter J. Sacchetti (North Falmouth, Mass.) and Hannu Pulli (Westboro, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A flow sensor system for detecting the presence or absence of flow of a liquid nutrient formula through a conduit of an enteral feeding system. The flow sensor system includes a channel configured to retain the conduit therein, a heat source disposed at a first location at a first portion of the conduit, and a heat detector disposed at a second location at a second portion of the conduit. The h...