ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,377,456, issued on Aug. 5, was assigned to Sung Keun Noh (Suwon-si, South Korea).
"Tee type connector pipe manufacturing method" was invented by Sung Keun Noh (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "[SUMMARY]The present invention is capable of manufacturing an integrated tee type pipe by forming a molding pipe part, with pulling a periphery of a molding hole and protruding it to the outward direction through a pressing device and a molding device, while forming a molding hole of a predetermined shape on an upper side of a straight pipe; and manufacturing a tee type pipe that ensures robustness, productivity, and workability,...