ALEXANDRIA, Va., March 17 -- United States Patent no. 12,575,480, issued on March 17, was assigned to Deere & Co. (Moline, Ill.).

"Method of determining remaining seed in a product distribution system and system thereof" was invented by Govind Kumar Gupta (Ahmednagar, India), Dipesh Shende (Parbhani, India), Sandeep Ekhe (Ahmednagar, India), Pradeep Kale (Pune, India) and Elijah B. Garner (Bettendorf, Iowa).

According to the abstract* released by the U.S. Patent & Trademark Office: "An agricultural work machine includes a frame and a tank coupled to the frame for storing a product. The tank includes a nozzle portion. A row unit is coupled to the frame and includes a hopper and a meter assembly. A product distribution line is coupled betwe...