ALEXANDRIA, Virginia, Jan. 24 -- INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, New York has been assigned a patent (No. US 11562931 B2, initially filed June 17, 2021) developed by Fabio Carta, Pleasantville, New York, and Matthew Joseph BrightSky, Armonk, New York, for "3D stackable bidirectional access device for memory array." . . .