ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,389,820, issued on Aug. 19, was assigned to DEERE & COMPANY (Moline, Ill.).
"Map based seed vacuum control" was invented by David J Rylander (Milan, Ill.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method including adjusting a changeable component of a seed planting machine when switching from a first variety of seed to a second variety of seed during planting, wherein the adjusting is based on a location of the planting machine."
The patent was filed on April 18, 2022, under Application No. 17/723,134.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=...