ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,476,255, issued on Nov. 18, was assigned to U&S ENERGY INC. (Cheonan-si, South Korea).
"Positive electrode current collector" was invented by Kyung Joon Kim (Daejeon, South Korea), Seung Ho Choi (Daejeon, South Korea) and Young Hun Jin (Gyeryong-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Proposed is a current collector for a positive electrode that substitutes for metal foil and includes a polymer film made of a nonmetal, nonconductor material, and an aluminum conductive material configured to define an outermost surface of the current collector for a positive electrode by being formed or applied, with a thickness of 0.25 to 0.6 micr...