US Patent Issued to INTERNATIONAL BUSINESS MACHINES on Aug. 4 for "Chamfered MRAM device structure" (New York Inventors)

ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,701,926, issued on Aug. 4, was assigned to INTERNATIONAL BUSINESS MACHINES Corp. (Armonk, N.Y.).

"Chamfered MRAM device structure" was invented by Oscar van der Straten (Guilderland Center, N.Y.) and Chih-Chao Yang (Glenmont, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of present invention provide a method of forming a MRAM structure. The method includes forming a blanket first ferromagnetic layer on top of a bottom electrode; etching the blanket first ferromagnetic layer to form a first ferromagnetic layer, the first ferromagnetic layer having an upper portion that has an angled edge and a lower portion that has a vertical edge; form...