ALEXANDRIA, Va., March 24 -- United States Patent no. 12,587,004, issued on March 24, was assigned to Chengli Li (Suzhou, China).

"Leakage current protection device and electrical appliances employing the same" was invented by Chengli Li (Suzhou, China), Xiaoming Zhang (Suzhou, China) and Zenghui Lv (Suzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A leakage current protection device includes a first housing, an input assembly, an output assembly, a second housing detachably affixed to the first housing by a connecting assembly to form a holding chamber with the first housing, a leakage current protection module disposed in the holding chamber and coupled with the input and output assemblies, whe...