ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,856, issued on April 29, was assigned to XYZ Robotics Global Inc. (Grand Cayman, Cayman Islands).

"End effector tool changer for robotic systems" was invented by Kuan-Ting Yu (Natick, Mass.) and Aaron Hwang (Bedford, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "End effector tool changers for a robotic system are disclosed. The end effector tool changer is physically compact, mechanically robust, has high radial strength, prevents undesirable rotations, uses minimal sensory input, is suitable for a wide variety of tools, and operates quickly. The end effector tool changer includes a robotic arm attachment portion, including a first magnetic pa...