ALEXANDRIA, Va., June 10 -- United States Patent no. 12,292,020, issued on May 6, was assigned to ISUZU MOTORS Ltd. (Yokohama, Japan).

"Supply system" was invented by Takeshi Okamoto (Fujisawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A supply system for supplying ozone to an engine includes an electrolysis part that electrolyzes water to generate hydrogen and oxygen, a first supply part that supplies hydrogen generated by the electrolysis part to an intake pipe of the engine, an ozone generation part that generates ozone from oxygen generated by the electrolysis part, and a second supply part that supplies ozone generated by the ozone generation part to the intake pipe."

The patent was filed on...