ALEXANDRIA, Va., June 5 -- United States Patent no. 12,278,381, issued on April 15, was assigned to Sharp K.K. (Sakai, Japan).
"Laminate battery" was invented by Tomo Kitagawa (Sakai, Japan), Hirotaka Mizuhata (Sakai, Japan), Shunsuke Sata (Sakai, Japan) and Akihito Yoshida (Sakai, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a laminate battery in which a short circuit between a negative electrode active material and a positive electrode due to expansion of the negative electrode active material during discharging is prevented.A laminate battery includes a battery case that serves as an outer case. The laminate battery includes an inner case within a battery case 11, and the inner case is...