ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,022, issued on Oct. 14, was assigned to Korea University Research and Business Foundation (Seoul, South Korea).

"Enzyme nanoparticles with methane oxidation activity" was invented by Jeewon Lee (Seoul, South Korea) and Hyun Jin Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to novel enzyme nanoparticles capable of converting methane into methanol, in which key active sites of methane-oxidizing bacteria are fused with each other and expressed on a protein that can be self-assembled in cells to form nanoparticles, and specifically to enzyme nanoparticles including a protein having methane monooxyge...