ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,474, issued on May 26, was assigned to POINT ENGINEERING Co. LTD. (Chungcheongnam-do, South Korea).
"Electrically conductive contact pin" was invented by Bum Mo Ahn (Gyeonggi-do, South Korea), Seung Ho Park (Gyeonggi-do, South Korea) and Chang Hee Hong (Gyeonggi-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electrically conductive contact pin which prevents a fatigue fracture in a void part by distributing stress concentration in the void part is provided. The electrically conductive contact pin includes: a first surface; a second surface facing the first surface; a lateral surface for connecting the first surface and the second s...