Assignee
AMAZONEN WERKE DREYER H
DE·49 granted patents·1 pending application·795 citations·filing 1975–2021
Top patents by PatentIndex Score
50 records- 0196US4208974ASeed drill having parallel guide means for the movable shankAMAZONEN WERKE DREYER H·Filed 1977·Granted Jun 24, 1980·89 cites·15 claims
- 0293US4275670ASeed drill mounting arrangementAMAZONEN WERKE DREYER H·Filed 1979·Granted Jun 30, 1981·69 cites·15 claims
- 0387US4580507ADrill for applying seed and fertilizerAMAZONEN WERKE DREYER H·Filed 1983·Granted Apr 8, 1986·83 cites·12 claims
- 0484US4726304ASeed drillAMAZONEN WERKE DREYER H·Filed 1985·Granted Feb 23, 1988·82 cites·12 claims
- 0584US4407207ADrill having disk furrow openersAMAZONEN WERKE DREYER H·Filed 1982·Granted Oct 4, 1983·60 cites·6 claims
- 0675US11504728B2Active substance supply system for an agricultural sprayerAMAZONEN WERKE DREYER H·Filed 2018·Granted Nov 22, 2022·2 cites·20 claims
- 0775US4422392ASeed drill with disk-type furrow openersAMAZONEN WERKE DREYER H·Filed 1982·Granted Dec 27, 1983·42 cites·7 claims
- 0873US4646941AMechanism for discharging granular materialAMAZONEN WERKE DREYER H·Filed 1985·Granted Mar 3, 1987·56 cites·16 claims
- 0971US7255050B2Pneumatic single grain sowing machineAMAZONEN WERKE DREYER H·Filed 2006·Granted Aug 14, 2007·15 cites·11 claims
- 1069US11375706B2Regulating and/or control system, agricultural machine comprising such a system, and method for operating an agricultural machineAMAZONEN WERKE DREYER H·Filed 2017·Granted Jul 5, 2022·2 cites·12 claims
- 1168US4603645ASeeder with sowing sharesAMAZONEN WERKE DREYER H·Filed 1984·Granted Aug 5, 1986·30 cites·11 claims
- 1267US4675520AMethod and device for optically counting small particlesAMAZONEN WERKE DREYER H·Filed 1985·Granted Jun 23, 1987·41 cites·14 claims
- 1367US4366760ASeed drillAMAZONEN WERKE DREYER H·Filed 1980·Granted Jan 4, 1983·28 cites·3 claims
- 1467US4263858ASeed and fertilizer drill driveAMAZONEN WERKE DREYER H·Filed 1979·Granted Apr 28, 1981·19 cites·13 claims
- 1565US11168707B2Control device, agricultural vehicle and method for operating an agricultural vehicleAMAZONEN WERKE DREYER H·Filed 2017·Granted Nov 9, 2021·1 cites·13 claims
- 1665US4351481ACentrifugal spreader, especially for granulated fertilizersAMAZONEN WERKE DREYER H·Filed 1979·Granted Sep 28, 1982·18 cites·20 claims
- 1765US4020991AMachine for the pneumatic spreading of granular materialAMAZONEN WERKE DREYER H·Filed 1976·Granted May 3, 1977·18 cites·23 claims
- 1860US10750734B2Agricultural machine and control methodAMAZONEN WERKE DREYER H·Filed 2016·Granted Aug 25, 2020·1 cites·8 claims
- 1959US11684007B2Pneumatic single-grain sowing machineAMAZONEN WERKE DREYER H·Filed 2018·Granted Jun 27, 2023·2 cites·8 claims
- 2057US4694759ASeed drillAMAZONEN WERKE DREYER H·Filed 1985·Granted Sep 22, 1987·27 cites·17 claims
- 2154US12329054B2Method of spreading granular materialAMAZONEN WERKE DREYER H·Filed 2021·Granted Jun 17, 2025·0 cites·11 claims
- 2254US12161108B2Agricultural spraying deviceAMAZONEN WERKE DREYER H·Filed 2019·Granted Dec 10, 2024·0 cites·15 claims
- 2352US7793739B2Overload protection device for agricultural appliancesAMAZONEN WERKE DREYER H·Filed 2006·Granted Sep 14, 2010·4 cites·11 claims
- 2450US4480948AMachine for applying pellets and powderAMAZONEN WERKE DREYER H·Filed 1982·Granted Nov 6, 1984·13 cites·6 claims
- 2550US4142685AMachine for the pneumatic spreading of granular materialAMAZONEN WERKE DREYER H·Filed 1977·Granted Mar 6, 1979·15 cites·12 claims
- 2647US4651331AMethod of and device for acoustically counting particlesAMAZONEN WERKE DREYER H·Filed 1985·Granted Mar 17, 1987·17 cites·11 claims
- 2746US12004505B2Agricultural distribution deviceAMAZONEN WERKE DREYER H·Filed 2021·Granted Jun 11, 2024·0 cites·12 claims
- 2846US11933658B2Metering unit for granular materialAMAZONEN WERKE DREYER H·Filed 2019·Granted Mar 19, 2024·0 cites·8 claims
- 2946US11856943B2Control system, agricultural utility vehicle and method for controlling an agricultural utility vehicleAMAZONEN WERKE DREYER H·Filed 2018·Granted Jan 2, 2024·0 cites·20 claims
- 3046US11425896B2Open-loop and/or closed-loop control system, agricultural utility vehicle, and method for the open-loop and/or closed-loop control of an agricultural utility vehicleAMAZONEN WERKE DREYER H·Filed 2018·Granted Aug 30, 2022·0 cites·23 claims
- 3144US4175705AMachine for the spreading of material in granular and powder formAMAZONEN WERKE DREYER H·Filed 1977·Granted Nov 27, 1979·8 cites·13 claims
- 3243US2020147631A1Distributor linkageAMAZONEN WERKE DREYER H·Filed 2018·Application pending·0 cites
- 3341US4234129AMounting device for agricultural spreading machinesAMAZONEN WERKE DREYER H·Filed 1977·Granted Nov 18, 1980·7 cites·15 claims
- 3440US4202474AMachine for spreading fertilizer and seedAMAZONEN WERKE DREYER H·Filed 1976·Granted May 13, 1980·7 cites·10 claims
- 3539US4148364ACultivating machineAMAZONEN WERKE DREYER H·Filed 1977·Granted Apr 10, 1979·7 cites·8 claims
- 3638US12120975B2Method for determining setting recommendationsAMAZONEN WERKE DREYER H·Filed 2019·Granted Oct 22, 2024·0 cites·17 claims
- 3738US4058180AAttaching device for mounting of a broadcast fertilizer spreader on a tractorAMAZONEN WERKE DREYER H·Filed 1976·Granted Nov 15, 1977·6 cites·10 claims
- 3835US12069982B2Metering unit for granular materialAMAZONEN WERKE DREYER H·Filed 2019·Granted Aug 27, 2024·0 cites·3 claims
- 3935USD906374SFertilizer matAMAZONEN WERKE DREYER H·Filed 2018·Granted Dec 29, 2020·3 cites·1 claims
- 4034US11555514B2Attachment unitAMAZONEN WERKE DREYER H·Filed 2018·Granted Jan 17, 2023·0 cites·15 claims
- 4134US4798271ACombination normal-sowing and fine-sowing wheel with integral stopAMAZONEN WERKE DREYER H·Filed 1986·Granted Jan 17, 1989·6 cites·16 claims
- 4234US4037545AMachine for distributing materialAMAZONEN WERKE DREYER H·Filed 1975·Granted Jul 26, 1977·4 cites·6 claims
- 4333US4580508ASeed drillAMAZONEN WERKE DREYER H·Filed 1985·Granted Apr 8, 1986·3 cites·5 claims
- 4433US4037759ASeed planting machineAMAZONEN WERKE DREYER H·Filed 1975·Granted Jul 26, 1977·5 cites·24 claims
- 4532US4520874AAgricultural machineAMAZONEN WERKE DREYER H·Filed 1983·Granted Jun 4, 1985·3 cites·6 claims
- 4630US11622498B2Method of spreading granular materialAMAZONEN WERKE DREYER H·Filed 2018·Granted Apr 11, 2023·0 cites·12 claims
- 4730US10412872B2Soil working toolAMAZONEN WERKE DREYER H·Filed 2015·Granted Sep 17, 2019·0 cites·11 claims
- 4826US11490557B2Sowing coulter with adjustable bladesAMAZONEN WERKE DREYER H·Filed 2018·Granted Nov 8, 2022·0 cites·3 claims
- 4920US4718499ATractor-powered cultivator with swingable bafflesAMAZONEN WERKE DREYER H·Filed 1985·Granted Jan 12, 1988·0 cites·18 claims
- 5020US4572300AVibrating harrowAMAZONEN WERKE DREYER H·Filed 1984·Granted Feb 25, 1986·2 cites·15 claims
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