ALEXANDRIA, Va., May 5 -- United States Patent no. 12,616,209, issued on May 5, was assigned to SOUTHWEST JIAOTONG UNIVERSITY (Chengdu, China).

"Stirring device and household dough mixer" was invented by Zeqiang Zhang (Chengdu, China), Yang Tuo (Chengdu, China), Zongxing He (Chengdu, China), Shuai Chen (Chengdu, China) and Can Wang (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A stirring device and a household dough mixer. The stirring device includes a rotating plate, an annular sliding plate, a stirring rod, a rotating disk, a main motor, a deceleration device and a transmission assembly. The rotating plate is provided with a groove. Opposite inner sides of the groove are both provided wit...