ALEXANDRIA, Va., July 28 -- United States Patent no. 12,695,234, issued on July 28.

"Electrical connector" was invented by Xinjiang Zou (Meizhou City, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application relates to an electrical connector, comprising: a male annular socket and a female annular socket, a plug with a first conductor of the male annular socket is mountably and dismountably inserted in an inserting slot with a second conductor of the female annular socket, and when the plug is inserted in the inserting slot, the first conductor is electrically connected to the second conductor, and the male annular socket is fixedly connected to the female annular socket."

The patent was...