ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,781,898, issued on Nov. 3, was assigned to HANON SYSTEMS (Daejeon, South Korea) and HWAYOUNG Co. LTD. (Busan, South Korea).

"Pipe connector" was invented by Seung Kyu Oh (Daejeon, South Korea), Jong Su Kim (Daejeon, South Korea), Jin Uk Kim (Daejeon, South Korea), Sang Chul Byon (Daejeon, South Korea), Kil Sang Yoon (Daejeon, South Korea), Young Wook Cho (Daejeon, South Korea), Sung Been Cheon (Daejeon, South Korea), Su Jin An (Gyeongsangnam-do, South Korea) and Dong Young Kim (Gyeongsangnam-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention describes a pipe connector that includes a female connector, male connectors whi...