ALEXANDRIA, Va., July 14 -- United States Patent no. 12,677,983, issued on July 14, was assigned to Zhi Shan Zhi Mei (Binhai) Trading Co. Ltd. (Yancheng, China).
"Bean grinding component with self-cleaning for coffee machine and use method thereof" was invented by Shukuo Liu (Yancheng, China), Xu Liu (Yancheng, China) and Qing Liu (Yancheng, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a bean grinding component with self-cleaning for a coffee machine and a use method thereof. The bean grinding component comprises a main component which comprises a shell, a base and a water tank; the base is fixed to the bottom of the shell, and the water tank is arranged at one side of...