ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,973, issued on Nov. 25, was assigned to PRINCO CORP. (Hsinchu, Taiwan).
"Probe card device" was invented by Pei-Liang Chiu (Hsinchu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A probe card device is provided, including a thin film substrate having opposite first and second surfaces; a plurality of probe pins disposed over the first substrate of the thin film substrate, wherein the probe pins are not deformable, and the probe pins and the thin film substrate are integrally formed; a ceramic substrate formed by a crystal growth method or glass substrate, having a first surface and a second surface opposite to each other which are electrical...