ALEXANDRIA, Va., July 30 -- United States Patent no. 12,369,743, issued on July 29, was assigned to Shenzhen Buydeem Technology Co. (Shenzhen, China).
"Coffee machine for wirelessly driving coffee cup holder to rotate" was invented by George Mohan Zhang (Shenzhen, China) and Huajin Chen (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A coffee machine for wirelessly driving a coffee cup holder to rotate comprises a machine body and a cup holder; the cup holder comprises a base, a cup holder and a driving motor, wherein the base is internally provided with a driving motor, and the output shaft of the driving motor is sleeved with the cup holder; the upper part of the machine body is provided wi...