ALEXANDRIA, Va., March 24 -- United States Patent no. 12,586,785, issued on March 24, was assigned to Toyota Jidosha K.K. (Toyota, Japan).
"Lithium secondary battery" was invented by Daisuke Horikawa (Kariya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A lithium secondary battery includes a positive electrode, and a negative electrode in which deposition and dissolution reactions of lithium metal occur. The negative electrode includes a negative electrode layer. The negative electrode layer contains, as a negative electrode active material, an alloy of the lithium metal and dissimilar metal. An element percentage of lithium element in the alloy is 40.00 atomic % or more and 99.97 atomic % or less wh...