Inventor · disambiguated record
Jonathan L. Engelstad
Also filed as: ENGELSTAD JONATHAN L · ENGELSTAD JONATHAN LEE
6 granted patents·198 citations·filing 1987–2001
85Inventor score
Top patents by PatentIndex Score
6 records- 0193US6588187B2Harvester row unit height control with electrohydraulic proportional valve structureDEERE & CO·Filed 2001·Granted Jul 8, 2003·87 cites·20 claims
- 0287US6041583AHeight sensing system for a harvester headDEERE & CO·Filed 1998·Granted Mar 28, 2000·55 cites·15 claims
- 0364US5286233AElectric control of a harvester fanENGELSTAD JONATHAN L·Filed 1993·Granted Feb 15, 1994·26 cites·19 claims
- 0451US4866918ATorque limiting drive arrangement for a cotton harvester with multiple row unitsDEERE & CO·Filed 1988·Granted Sep 19, 1989·14 cites·14 claims
- 0545US4819415AAutomatically adjustable doffer column for a cotton pickerDEERE & CO·Filed 1987·Granted Apr 11, 1989·14 cites·12 claims
- 0630US5163874ADouble roller chain coupler with shieldDEERE & CO·Filed 1988·Granted Nov 17, 1992·2 cites·11 claims
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