ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,531,245, issued on Jan. 20, was assigned to TDK Corp. (Tokyo).
"Lithium-ion secondary battery" was invented by Takashi Mori (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A lithium-ion secondary battery containing: a positive electrode; a negative electrode; a separator between the positive electrode and the negative electrode; and an electrolyte, in which the negative electrode may contain silicon or a silicon compound, a binder, and a carbon nanotube, the binder may contain a compound having a structure in which a linear molecule penetrates a cyclic molecule, and the electrolyte may contain an electrolytic salt containing one or more elements s...