US Patent Issued to Western Digital Technologies on July 29 for "Pinned shield with controllable exchange bias field" (California Inventors)

ALEXANDRIA, Va., July 30 -- United States Patent no. 12,374,356, issued on July 29, was assigned to Western Digital Technologies Inc. (San Jose, Calif.).

"Pinned shield with controllable exchange bias field" was invented by Yuankai Zheng (Fremont, Calif.), Zhitao Diao (Fremont, Calif.), Chih-Ching Hu (Pleasanton, Calif.), Yung-Hung Wang (San Jose, Calif.), Chen-Jung Chien (Mountain View, Calif.), Ming Mao (Dublin, Calif.) and James Mac Freitag (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure generally relates to a two-dimensional magnetic recording (TDMR) read head. The TDMR read head comprises a first sensor, a second sensor, and a middle shield (MS) disposed between ...