ALEXANDRIA, Va., June 9 -- United States Patent no. 12,648,511, issued on June 9, was assigned to Deere & Co. (Moline, Ill.).

"Air seeder pneumatic control system" was invented by Andrew W. Harmon (Geneseo, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A seeder assembly for placing a commodity in underlying soil, where the seeder has a chassis member with at least one ground engaging mechanism configured to contact an underlying ground, a row unit coupled to the chassis, a third tank coupled to the chassis and to the row unit, a second tank coupled to both the chassis and the third tank, and a first tank coupled to the second tank. The first tank may be a commodity cart. The first tank may have a meter...