ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,116, issued on March 25, was assigned to Guangzhou Jiguang Lighting Co. Ltd (Guangzhou, China).
"Rotating bulb" was invented by Xiaoli Liu (Guangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a rotating bulb, including: a lamp holder, a lower lamp cup cover, a control board, a control board fixing seat, an upper lamp cup cover, a lamp panel, and a lampshade. According to the present disclosure, the lower lamp cup cover and the upper lamp cup cover are rotated to drive the adjustable resistor to achieve dimming, which can adjust the brightness, the color temperature, and the color, and is easy to remove a...