ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,406,991, issued on Sept. 2, was assigned to LG Energy Solution Ltd. (Seoul, South Korea).
"Lithium-sulfur battery" was invented by Bong-Soo Kim (Daejeon, South Korea), Da-Young Kang (Daejeon, South Korea), So-Young Kim (Daejeon, South Korea) and Jung-Hoon Han (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A lithium-sulfur battery capable of retaining excellent energy density and capacity even when discharged at a fast rate and a method of manufacturing the same are provided. The lithium-sulfur battery has a ratio of an amount of lithium sulfide (Li2S) present at 100% depth of discharge state (DoD 100) of the lithium-sulfur battery ...