ALEXANDRIA, Va., June 12 -- United States Patent no. 12,300,803, issued on May 13, was assigned to MUSASHI ENERGY SOLUTIONS Co. LTD. (Hokuto, Japan).
"Doping system and doping method" was invented by Masaya Naoi (Minato-ku, Japan), Kenji Kojima (Minato-ku, Japan) and Kazunari Aita (Minato-ku, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A doping system dopes an active material with an alkali metal, the active material being contained in a layer of a strip-shaped electrode. The doping system includes a doping bath, a conveyor unit, a counter electrode unit, a connection unit, and a recovery unit. The doping bath stores a solution containing alkali metal ions. The conveyor unit conveys the electrode al...