ALEXANDRIA, Va., June 4 -- United States Patent no. 12,322,372, issued on June 3, was assigned to Electronics and Telecommunications Research Institute (Daejeon, South Korea) and Mokpo National Maritime University Industry-Academic Cooperation Foundation (Mokpo-si, South Korea).
"Acoustic Luneburg meta lens and design method thereof" was invented by Gunn Hwang (Daejeon, South Korea), Sang-Hoon Kim (Mokpo-si, South Korea) and Jung-Woo Kim (Pyeongtaek-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are an acoustic Luneburg meta lens including a lens structure on the substrate or a lens structure connected to each other by connecting rods, wherein the lens structure includes a plurality ...