ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,406,895, issued on Sept. 2, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Suwon-si, South Korea).
"Semiconductor device" was invented by Wonjung Jang (Hwaseong-si, South Korea) and Chul-Yong Jang (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a semiconductor device comprising a substrate including a first surface and a second surface that are opposite to each other, a via structure that penetrates the substrate, a first passivation pattern disposed on the first surface of the substrate and extending onto an upper sidewall of the via structure, and a second passivation pattern disposed on the first passivation pattern ...