ALEXANDRIA, Va., July 16 -- United States Patent no. 12,667,470, issued on June 30, was assigned to NEUROCEAN TECHNOLOGIES INC. (Shenzhen, China).

"Antagonistic drive device with capstans and tendon transmission" was invented by Hualong Ren (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The application discloses an antagonistic drive device which adopts capstans and tendon transmission. The device adopts a pair of rotary actuators which are fixedly connected with the capstans of their respective output shafts respectively to drive the controlled joint and constitute an antagonistic drive. Since the rotary actuator can use a small rotary motor, and the capstans can be arranged properly to mak...