ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,679, issued on Feb. 17.

"Safety control system for portable weapons, including crossbow and firearms, such as handguns, rifles and alike" was invented by Jiuhong Song (Vancouver, Canada) and Xinting Liu (HuBei, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention directs to a safety control system for portable weapons, including, but not limited to, crossbows and firearms, such as guns, rifles and alike, using various sensors to ensure safe target, environment, location, and situation for operating portable weapons. The safety control system unlocks a firing sequence of the portable weapons only when it is safe to operate."

Th...