ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,548,868, issued on Feb. 10, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).
"Power storage device" was invented by Shinya Geshi (Osaka, Japan), Kazutoshi Kohira (Hyogo, Japan) and Shingo Kume (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power storage device includes a case, a power storage element disposed in the case, a lead connected to an electrode of the power storage element, a sealing member sealing an opening of the case. The sealing member includes a gasket and a sealing plate having conductivity. The gasket includes a base having a disk shape. The base is disposed between the sealing plate a...