Inventor · disambiguated record
Edward J. Hengen
Also filed as: HENGEN EDWARD J · HENGEN EDWARD JOHN
11 granted patents·442 citations·filing 1975–1986
92Inventor score
Files withDEERE & CO11
Top patents by PatentIndex Score
11 records- 0196US4776153AAutomatic height control for a laterally pivoted harvester headerDEERE & CO·Filed 1986·Granted Oct 11, 1988·149 cites·26 claims
- 0295US4198802AAxial flow rotary separator for a combineDEERE & CO·Filed 1977·Granted Apr 22, 1980·50 cites·62 claims
- 0391US3982384ARow crop harvesting headerDEERE & CO·Filed 1975·Granted Sep 28, 1976·60 cites·38 claims
- 0489US4037745ACombine grain tank unloading mechanismDEERE & CO·Filed 1976·Granted Jul 26, 1977·46 cites·17 claims
- 0583US4362168ASeparator for an axial flow rotary combineDEERE & CO·Filed 1981·Granted Dec 7, 1982·29 cites·17 claims
- 0682US4282703AFeeder house for a crop harvesterDEERE & CO·Filed 1979·Granted Aug 11, 1981·32 cites·28 claims
- 0775US4139013AThreshing rotor for a combineDEERE & CO·Filed 1977·Granted Feb 13, 1979·20 cites·25 claims
- 0872US4087953ACombine crop feeding systemDEERE & CO·Filed 1976·Granted May 9, 1978·23 cites·23 claims
- 0971US4060960ASelf-propelled crop harvesterDEERE & CO·Filed 1976·Granted Dec 6, 1977·22 cites·49 claims
- 1046US4156338ARock guard for a row crop harvesting machineDEERE & CO·Filed 1977·Granted May 29, 1979·9 cites·7 claims
- 1131US4075824AHarvesting machine feed mechanismDEERE & CO·Filed 1976·Granted Feb 28, 1978·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →