ALEXANDRIA, Va., June 16 -- United States Patent no. 12,653,641, issued on June 16, was assigned to OLYMPUS WINTER & IBE GMBH (Hamburg, Germany).

"Surgical tool and handheld electrosurgical instrument, and method for recognizing a surgical tool" was invented by Andreas Muckner (Schwarzenbek, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A surgical tool, which can be identified in a simple and at the same time unambiguous manner. This is achieved in that a surgical tool has an electrical conductor element having a tool-specific electronic signature. An unambiguous identification of the tool is possible via this tool-specific electronic signature. Each surgical tool of the claimed type thus has a sign...