ALEXANDRIA, Va., May 19 -- United States Patent no. 12,633,847, issued on May 19, was assigned to Tsukubaseiko Co. Ltd. (Tochigi, Japan).

"Electrostatic adsorption tool and object surface processing method" was invented by Fow-Lai Poh (Tochigi, Japan) and Hiroaki Koyata (Tochigi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrostatic adsorption tool includes an electrostatic adsorption power generation member in which an electrode element group is embedded. The electrostatic adsorption power generation member electrostatically adsorbs a thin object by applying voltage to the electrode element group. The electrostatic adsorption power generation member includes, at least on an adsorption surfac...