ALEXANDRIA, Va., June 2 -- United States Patent no. 12,644,193, issued on June 2, was assigned to THE DOSHISHA (Kyoto, Japan) and DAIKIN INDUSTRIES LTD. (Osaka, Japan).

"Energy utilization system and method for producing carbon-containing material" was invented by Takuya Goto (Kyoto, Japan), Masamichi Ishikawa (Kyoto, Japan), Takashi Watanabe (Kyoto, Japan), Masanobu Kawazoe (Osaka, Japan), Nobuaki Takeda (Osaka, Japan), Yosuke Kishikawa (Osaka, Japan), Akiyoshi Yamauchi (Osaka, Japan) and Tomohiro Isogai (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An energy utilization system includes a circulation circuit. The circulation circuit includes a pump, a heating section, an electrolytic reductio...