ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,703,080, issued on Aug. 11, was assigned to IXOVA INC (Dover, Del.).

"Walking mechanism for quadruped robot, and quadruped robot having the same" was invented by Kangming Geng (Hong Kong, Hong Kong) and Angela Yijia Geng (Los Angeles).

According to the abstract* released by the U.S. Patent & Trademark Office: "A walking mechanism for a quadruped robot includes a support arm and a wheel mechanism. The wheel mechanism includes a first roller connected to a first connecting rod and a second roller connected to a second connecting rod. The first and second connecting rods are controlled to rotate or swing within a vertical plane, causing the wheel mechanism to be in a first state or a se...