ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,264, issued on July 21, was assigned to JIAXING SUPER LIGHTING ELECTRIC APPLIANCE Co. LTD (Jiaxing City, China).

"Adaptor device and lamp assembly using the same" was invented by Guangdong Wang (Jiaxing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An adaptor device includes a shell with a first end and a second end, which are arranged oppositely. The second end includes a second electric connector with an engaging head and a first receiving recess. The first end includes a first electric connector with a first plug and a second receiving recess. The first plug is disposed with a first through hole penetrating through the first electric conn...