ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,566, issued on June 23.

"Ice hockey puck, charging device and ice hockey puck kit" was invented by Shufang Li (Guangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ice hockey puck, a charging device and an ice hockey puck kit relate to the field of sports equipment for ice hockey. The ice hockey puck includes a housing, a light-emitting device, a power source and a magnetic induction switch. At least a portion of the housing is capable of transmitting light. The light-emitting device is arranged in the housing. The light-emitting device is capable of emitting light to the outside through a light-transmitting portion of the housing. The...