ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,415,727, issued on Sept. 16, was assigned to NAIEEL TECHNOLOGY (Daejeon, South Korea).

"Method for preparing nano-materials and apparatus thereof" was invented by Jaewoo Kim (Daejeon, South Korea), Eun Kwang Park (Daejeon, South Korea) and Jae Hoon Kim (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to an embodiment of the present disclosure, mass production is possible and production time may be reduced, thus increasing yield. Furthermore, a method and apparatus for manufacturing a nanomaterial, which can manufacture a high-purity nanomaterial are disclosed."

The patent was filed on March 22, 2021, under Application No....