ALEXANDRIA, Va., April 2 -- United States Patent no. 12,266,807, issued on April 1, was assigned to PANASONIC HOLDINGS Corp. (Osaka, Japan).

"Rectangular secondary cell and method for manufacturing same" was invented by Yukinobu Miyamura (Hyogo, Japan) and Hiroaki Imanishi (Hyogo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A rectangular secondary battery includes: an electrode body; a current collector connected to an edge of the electrode; and an external terminal connected to the current collector. The current collector includes a first connector and a second connector integrated into a single member, the first connector being connected to the external terminal, the second connector being connect...