ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,477,972, issued on Nov. 25, was assigned to Ag Leader Technology (Ames, Iowa).

"Adjustable seed meter and related systems and methods" was invented by Brett Buehler (Dallas Center, Iowa), Alex Hartogh (Huxley, Iowa) and Scott Eichhorn (Ames, Iowa).

According to the abstract* released by the U.S. Patent & Trademark Office: "Adjustable seed meters having a first seed disk having first openings defined therein and a second seed disk having second openings defined therein adjacent to the first openings such that the first and second openings are alignable to form adjustable seed cells. Various embodiments have a plate adjustment drive system to rotate the first and second seed disks in r...