ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,401,168, issued on Aug. 26, was assigned to KERN TECHNOLOGIES LLC (Wadena, Minn.).
"Radio frequency slab laser" was invented by Keith L Weiher (Wadena, Minn.), Gerald L Kern (Wadena, Minn.), Jacob D Colby (Wadena, Minn.) and Paul E Jackson (Wadena, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A radio frequency, RF, slab laser comprising a live electrode (102) and a ground electrode (108) whose inwardly facing surfaces face each other to form a gap for forming a plasma discharge when the live electrode is supplied with a suitable RF drive signal. The electrodes are enclosed in a vacuum space by a vacuum housing (114) with an access aperture (116)...