ALEXANDRIA, Va., June 10 -- United States Patent no. 12,295,246, issued on May 6, was assigned to INDUSTRY-UNIVERSITY COOPERATION FOUNDATION SUNMOON UNIVERSITY (Asan-si, South Korea).
"Heater for thermal evaporator" was invented by Young Wook Park (Asan-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A heater for an evaporator includes a heating wire and a support, and the heating wire includes a tunnel part that surrounds an outer surface of a container in which an organic material is accommodated and is coiled in a cylindrical shape, a flange part that is connected to an upper end of the tunnel part and has a spiral structure in which a radius increases in a plane direction, a first straight...