ALEXANDRIA, Va., June 17 -- United States Patent no. 12,313,252, issued on May 27, was assigned to Dongguan City is THE Art of Optoelectronic Technology Co. Ltd. (Dongguan, China).
"Waterproof lamp head structure" was invented by Fude Yang (Dongguan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a waterproof lamp head structure, including a lampshade and a lamp cap, where a connecting portion is arranged at a bottom of the lampshade, a cavity is arranged inside the lamp cap, and the connecting portion is detachably connected to the cavity; a lamp holder is arranged between the lampshade and the lamp cap, the lamp holder includes a fixing base, a fixing post, and plugs, and the fixing base...