ALEXANDRIA, Va., June 2 -- United States Patent no. 12,642,987, issued on June 2, was assigned to Shenzhen Kaiyan Medical Equipment Co. Ltd (China).

"Charging device for a phototherapy patch" was invented by Alain Dijkstra (Amstelveen, Netherlands), Li Xiang (Shenzhen, China), Chen Shoufeng (Shenzhen, China) and Wu Guoqiu (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a charging device for a phototherapy patch. The charging device includes a housing that accommodates a charging unit to supply electrical power to at least one phototherapy patch. The charging unit is arranged within the housing and is configured to connect with the phototherapy patch during cha...