ALEXANDRIA, Va., May 5 -- United States Patent no. 12,620,583, issued on May 5, 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) and Shuhei Uchida (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 supported on the current collector, wherein the active material layer contains lithium silicate composite particles each including a lithium silicate phase, and silicon particles dispersed in the lithium silicate phase, and an electrically conductive...