US Patent Issued to Western Digital Technologies on Sept. 9 for "Media underlayer structure for heat-assisted magnetic recording and media fabrication methods therefor" (California Inventors)

ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,598, issued on Sept. 9, was assigned to Western Digital Technologies Inc. (San Jose, Calif.).

"Media underlayer structure for heat-assisted magnetic recording and media fabrication methods therefor" was invented by Pierre-Olivier Jubert (San Jose, Calif.), Hoan Cong Ho (San Jose, Calif.) and Paul Christopher Dorsey (Los Altos, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various apparatuses, systems, methods, and media are disclosed for heat-assisted magnetic recording (HAMR) that includes a HAMR medium with a seed-thermal barrier structure. The seed-thermal barrier structure is positioned between a heat sink layer and a magnetic recording...