US Patent Issued to Western Digital Technologies on March 25 for "Magnetic recording media with sacrificial layer and corresponding etching processes to minimize head to media spacing" (California Inventors)

ALEXANDRIA, Va., March 26 -- United States Patent no. 12,260,889, issued on March 25, was assigned to Western Digital Technologies Inc. (San Jose, Calif.).

"Magnetic recording media with sacrificial layer and corresponding etching processes to minimize head to media spacing" was invented by Wei Guo (Santa Clara, Calif.) and Ge Xu (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various apparatuses, systems, methods, and media are disclosed to provide a heat-assisted magnetic recording (HAMR) medium that includes a sacrificial layer and corresponding etching processes to minimize head to media spacing. The medium may include the sacrificial layer and a capping layer where each of the layers is...