ALEXANDRIA, Va., March 24 -- United States Patent no. 12,586,781, issued on March 24, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"Electrochemical element, method for manufacturing same, and electrochemical device" was invented by Yoshinori Satou (Osaka Fu, Japan), Shuhei Uchida (Osaka Fu, Japan), Yuichi Miyoshi (Osaka Fu, Japan) and Nobuhiko Hojo (Osaka Fu, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrochemical element includes a current collector, and an active material layer on the current collector, wherein the active material layer includes active material particles each including lithium silicate composite particles with a lithium silicate phase ...