ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,952, issued on June 24, was assigned to Kawasaki Jukogyo K.K. (Kobe, Japan).
"Flight vehicle" was invented by Hidemasa Yasuda (Kobe, Japan), Tomoka Tsujiuchi (Kobe, Japan), Yuichi Kumamoto (Kobe, Japan) and Akio Ochi (Kobe, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A flight vehicle includes a rotor shaft projecting upward from a body; a rotor head connected to the rotor shaft; and a pair of plate structures located at the upper side of the body and extending in a front-rear direction at right and left sides of the rotor shaft. Each of the pair of plate structures includes a front end, a rear end, an inner surface facing inward in a left-r...