ALEXANDRIA, Va., June 16 -- United States Patent no. 12,303,804, issued on May 20, was assigned to Sonics & Materials Inc. (Newtown, Conn.).
"Flow cell horn and method of tuning" was invented by Andrew Rushton (New Milford, Conn.), Jeffrey Meyer (Newtown, Conn.) and Daniel Grise (Brookfield, Conn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An ultrasonic horn includes a generally cylindrical input section having an energy input end, a generally cylindrical output section having an energy output end, and a throat section disposed between the input section and the output section, the throat section being defined by a side wall having a continuous curve and having a diameter tapering down from a diameter gen...