ALEXANDRIA, Va., April 2 -- United States Patent no. 12,266,481, issued on April 1, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"Electrolytic capacitor including electrolytic solution having high electrical conductivity and method for producing same" was invented by Tatsuji Aoyama (Kyoto, Japan), Yuji Otsuka (Yamaguchi, Japan), Tomoyuki Tashiro (Yamaguchi, Japan), Kenta Chashiro (Osaka, Japan) and Yuichiro Tsubaki (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing an electrolytic capacitor includes: preparing an anode foil, a cathode foil, and a fibrous structure, the anode foil having a porous portion including a dielectric layer; prep...