ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,526, issued on Sept. 8, was assigned to Lixil (China) Investment Co. Ltd. (Shanghai).
"Magnetic suspension drain" was invented by Zhongde Fan (Shanghai), Li Jiang (Shanghai), Junyan Xu (Shanghai) and Tiantao Li (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present utility model provides a magnetic suspension drain, comprising a first connecting member and a second connecting member that are connected with each other and adapted to respective connection to a drain opening of a drain device and a drain pipe. The magnetic suspension drain further comprises a magnetic suspension inner core arranged in the first connecting member, and the ...