ALEXANDRIA, Va., June 12 -- United States Patent no. 12,302,496, issued on May 13, was assigned to Dell Products LP (Round Rock, Texas).
"System and method to eliminate via striping" was invented by Sandor Farkas (Round Rock, Texas) and Bhyrav Mutnury (Austin, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A printed circuit board includes metal layers, a metalized circuit via interconnecting a first one of the metal layers and a second one of the metal layers, and a back-drill hole drilled to remove metalization of the circuit via from a third metal layer adjacent to the second metal layer to a fourth metal layer at a first surface of the printed circuit board. The back-drill hole has a profile that in...