US Patent Issued to Western Digital Technologies on Sept. 22 for "Techniques for mitigation of carbonaceous smear in heat-assisted magnetic recording" (American, Japanese, Chinese Inventors)

ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,058, issued on Sept. 22, was assigned to Western Digital Technologies Inc. (San Jose, Calif.).

"Techniques for mitigation of carbonaceous smear in heat-assisted magnetic recording" was invented by Yong Hu (San Ramon, Calif.), Hung V. Nguyen (San Jose, Calif.), Biao Sun (Fremont, Calif.), Taichi Nakamura (Sagamihara, Japan) and Xiaojuan Ran (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are sliders, data storage devices comprising them, and methods of making them. A slider may include a trailing-edge surface, a trailing pad, and a trailing horizontal surface. The trailing pad may comprise an air-bearing surface (ABS) and a...