ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,312, issued on June 3, was assigned to Achates Power Inc. (San Diego).
"Piston assembly with opposing injection regions for an opposed-piston engine" was invented by Ryan G. MacKenzie (San Diego).
According to the abstract* released by the U.S. Patent & Trademark Office: "A piston for an opposed-piston, internal combustion engine includes a crown with an end surface having a bowl shaped to form a combustion chamber with an end surface of an opposing piston in the opposed-piston engine. A substantially circumferential top land of the crown meets the end surface at a substantially circular peripheral edge, and a skirt comprising a sidewall extends from a substantially circumferentia...