ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,137, issued on July 21, was assigned to KOREA AEROSPACE RESEARCH INSTITUTE (Daejeon, South Korea).
"Turbine assembly" was invented by Soon Sam Hong (Daejeon, South Korea) and Dae Jin Kim (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a turbine assembly including a turbo pump configured to pressurize an oxidant and fuel to a high pressure and supply the oxidant and fuel to a combustor, and more particularly, to a technology capable of recycling exhaust gas that has operated a turbine of a turbo pump."
The patent was filed on Sept. 30, 2025, under Application No. 19/344,664.
*For further inform...