1
Robert Eugene Kasten, Bruce Craig Newendorp, Norman Frederick Lemmon: Variable current limit control for vehicle electric drive system. Deere & Company, December 10, 2002: US06492785 (288 worldwide citation)

A vehicle electric drive system includes an internal combustion engine, an electric motor/generator driven by the engine, a first inverter/rectifier coupled to motor/generator, a bus coupled to the first inverter/rectifier, a second inverter/rectifier coupled to the bus, and a traction motor/generat ...


2
Terence Daniel Pickett, Frederick William Nelson, Stephen Michael Faivre, Andy Dwayne Beck, Georg Larscheid, Mark Steven Sommer, Thomas Kent Wagner: Method and system for automated tracing of an agricultural product. Deere & Company, December 30, 2003: US06671698 (114 worldwide citation)

A method and system of tracing an agricultural product relates to recording of at least one of planting information, growing information, harvesting information, chemical information, and weather information (e.g., electronically recorded) concerning a crop to form a data profile for a corresponding ...


3
Heinz Weiss: Computer/bus message system for vehicle drive control system. Deere & Company, March 14, 2000: US06038500 (109 worldwide citation)

A drive system for utility vehicles, in particular for agricultural or industrial tractors, includes a generator driven by an internal combustion engine, a drive axle with wheels driven by associated electric motors which are powered by the generator, a steerable axle with wheels which are steerable ...


4
Ronald William Brass, Harold Valentine Hansen: Planter apparatus and method for planting. Deere & Company, March 1, 1977: US04009668 (101 worldwide citation)

A method and apparatus for planting seeds. A V-shaped seed furrow having a predetermined depth is continuously formed while the soil adjacent each side of the furrow is uniformly firmed or compacted and a smooth surface formed. Seeds are continuously dispensed into the furrow. The walls of the furro ...


5
David Mark Bevly, Bradford Wells Parkinson, Robert Lynn Mayfield: GPS control of a tractor-towed implement. Deere & Company, August 13, 2002: US06434462 (94 worldwide citation)

A control system controls a work vehicle towing a towed implement. The control system includes a steering angle sensor, an implement position generating unit generating an actual implement position signal, a desired implement position generating unit generating a desired implement position signal, a ...


6
Gordon K Wiegardt, Thomas W Hanks, Carl E Kittle: Vehicle with control system for raising and lowering implement. Deere & Company, May 21, 1985: US04518044 (91 worldwide citation)

A tractor includes a hitch for pulling a ground-engaging implement. A hydraulic cylinder is extendable and retractable to lower and raise the implement. A control system senses operating parameters, including wheel slip, engine speed, draft force and implement or rackshaft position. Error signals de ...


7
William R Lundie, James C Martin, James L Tetrick, Jerry D Webber, Jay H Olson, Richard F Gallens: Vacuum seed meter. Deere & Company, December 15, 1992: US05170909 (89 worldwide citation)

An air seed meter which dispenses individual seeds supplied by a seed hopper into a furrow at a controlled rate as the meter and others like it are advanced over the ground has a generally cylindrical housing containing a rotatable seed disk. As the seed disk is rotated past a mass of seeds on one s ...


8
Terence Daniel Pickett, Frederick William Nelson, Stephen Michael Faivre, Andy Dwayne Beck, Thomas Kent Wagner, Georg Larscheid, Mark Steven Sommer: Method and system for automated tracing of an agricultural product. Deere & Company, February 10, 2004: US06691135 (89 worldwide citation)

At least one of pre-planting information, planting information, growing information, harvesting information, chemical information, weather information, adjacent crop information, processing information, manufacturing information and retail information is stored in data storage. The stored informatio ...


9
Howard D Martin: Ground-driven rotary row cleaner. Deere & Company, Ritts Brickfield & Kaufman, November 22, 1988: US04785890 (88 worldwide citation)

The specification discloses an improved row cleaning apparatus to selectively clean away mulch from conservation tilled fields without cultivation of the soil. When mounted on a tractor-drawn planter unit, the cleaning action of the present invention improves depth control and planting speed of the ...


10
John D Long, Richard W Hook: Seed boot extension. Deere & Company, March 3, 1992: US05092255 (87 worldwide citation)

A flexible seed boot extension fabricated from an ultra-high molecular polyethylene sheet and releasably held in position by a slot and retaining lug so that seed bounce and soil coverage variations are reduced while desired seed flow from the boot to the furrow is unrestricted. The length of the ex ...



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