ALEXANDRIA, Va., July 15 -- United States Patent no. 12,665,365, issued on June 23, was assigned to Rich Brand Industries Ltd. (Dongguan City, China).
"Extension lamp socket" was invented by Te-Shui Peng (Taoyuan City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An extension lamp socket is disclosed and the extension lamp socket can be screwed into the screw connecting part of the conventional lamp socket for combination. The screw connector of a light bulb can be screwed in from the bottom end of the shell wall of the extension lamp socket and be fixed with the internal threaded convex body. In this way, the power source of the conventional lamp socket can be connected with the light bulb via the ...