ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,702, issued on Dec. 30, was assigned to Cornell University.

"Compact actuators, electrically programmable microscale surface oxide memory actuators and related robotic devices" was invented by Marc Miskin (Ithaca, N.Y.), Paul McEuen (Ithaca, N.Y.), Itai Cohen (Ithaca, N.Y.) and Qingkun Liu (Ithaca, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are devices, systems, and methods for fabrication of moving, actuatable structures at micron scales that can be electronically controlled using low power and low voltages. Also disclosed are microscale robots having such microscale actuator structures to actuate the robots' movements as well as...