ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,169, issued on July 21, was assigned to INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUS (Ansan-si, South Korea).

"Electric motor-integrated rocket engine pump" was invented by Keun Ryu (Seoul, South Korea) and Ho Won Yi (Ansan-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an electric motor-integrated rocket engine pump. The electric motor-integrated rocket engine pump includes: a housing; a rotating body provided in one direction inside the housing; an electric motor provided inside the housing, and integrally shaft-coupled to the rotating body; and a plurality of fluid bearings are mounted on ...