ALEXANDRIA, Va., March 17 -- United States Patent no. 12,581,859, issued on March 17, was assigned to Cilag GmbH International (Zug, Switzerland).

"Process of manufacturing an ultrasonic medical device" was invented by Jeffrey D. Messerly (Cincinnati), Brian D. Black (Loveland, Ohio), William A. Olson (Lebanon, Ohio), Frederick L. Estera (Cincinnati), William E. Clem (Bozeman, Mont.), Jerome R. Morgan (Cincinnati), Jeffrey L. Aldridge (Lebanon, Ohio) and Stephen M. Leuck (Milford, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of fabricating an ultrasonic medical device is presented. The method includes machining a surgical tool from a flat metal stock, contacting a face of a first transducer w...