ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,794, issued on June 23, was assigned to Ghost Robotics Corp. (Philadelphia).

"System and method for proprioceptive and responsive robotic door opening" was invented by Shlok Agarwal (Philadelphia) and Avik De (Philadelphia).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure pertains to a system and method for a robotic arm mounted on a mobile base, wherein the robotic arm applies a desired force at a point of contact between an arm and a point in the environment. One method involves low-level, automated coordination, wherein the higher-level decision making is made by a human operator, while another method addresses the variability...