ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,862, issued on Oct. 14.
"Water gun" was invented by Jiansheng She (Shantou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A water gun is provided, including: a shell, provided with a liquid spraying position and mist spraying position; a liquid spraying mechanism, including a liquid storage cavity, a liquid spraying pump, and a liquid guide pipe group, wherein the liquid storage cavity and the liquid spraying pump are arranged on the shell; the liquid spraying pump is respectively communicated to liquid storage cavity and the liquid spraying position through the liquid guide pipe group; the liquid spraying pump is configured to pump liquid in...