ALEXANDRIA, Va., June 9 -- United States Patent no. 12,284,941, issued on April 29, was assigned to CLAAS Selbstfahrende Erntemaschinen GmbH (Harsewinkel, Germany).
"Screening device with at least one suction nozzle" was invented by Philipp Topmoller (Herzebrock-Clarholz, Germany), Thomas Tiggemann (Ennigerloh-Osterfelde, Germany), Roger Helmut Koitzsch (Bielefeld, Germany) and Norbert Vorwerk (Osnabruck, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A screening device and a self-propelled harvester with a screening device. The screening device includes at least one suction nozzle that has an elongated hollow body with at least one suction opening which extends sectionally in the longitudinal direct...