ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,628, issued on Nov. 25, was assigned to ACE SMART&TECH (NINGBO) Co. LTD. (Ningbo, China).
"LED light string and light necklace" was invented by Yanbei Qin (Ningbo, China) and Wanni Qin (Ningbo, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is an LED light string, comprising: a light string body, which comprises a first power transmission line, a second power transmission line and a light-emitting element; a first connector, one end of the first power transmission line and one end of the second power transmission line are located in the first connector; a power supply element, which is located in the first connector, and the first po...