Inventor · disambiguated record
Stefan Jan Johannaber
Also filed as: JOHANNABER STEFAN JAN
6 granted patents·1 pending application·21 citations·filing 2006–2022
74Inventor score
Top patents by PatentIndex Score
7 records- 0187US11785882B2Agricultural machine for synchronized seed and granulate applicationAMAZONEN WERKE H DREYER SE & CO KG·Filed 2020·Granted Oct 17, 2023·4 cites·17 claims
- 0277US12085435B2Portioning device for chemical granular materialAMAZONEN WERKE H DREYER SE & CO KG·Filed 2020·Granted Sep 10, 2024·2 cites·13 claims
- 0371US7255050B2Pneumatic single grain sowing machineAMAZONEN WERKE DREYER H·Filed 2006·Granted Aug 14, 2007·15 cites·11 claims
- 0449US2024155967A1Application unit for an agricultural application machineAMAZONEN WERKE H DREYER SE & CO KG·Filed 2022·Application pending·0 cites
- 0546US12004505B2Agricultural distribution deviceAMAZONEN WERKE DREYER H·Filed 2021·Granted Jun 11, 2024·0 cites·12 claims
- 0645US12490667B2Method for matching the operation of an individualizing device and the operation of a portioning device to each otherAMAZONEN WERKE H DREYER SE & CO KG·Filed 2021·Granted Dec 9, 2025·0 cites·11 claims
- 0730US12213398B2Method for determining the influence of the inclination of an agricultural spreader on the distribution patternAMAZONEN WERKE H DREYER SE & CO KG·Filed 2019·Granted Feb 4, 2025·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →