Inventor · disambiguated record
Donald L. Korthuis
Also filed as: KORTHUIS DONALD L
7 granted patents·163 citations·filing 1986–1998
87Inventor score
Top patents by PatentIndex Score
7 records- 0176US4750322AApparatus for dislodging and collecting produce from upstanding cropsKORVAN IND INC·Filed 1986·Granted Jun 14, 1988·36 cites·17 claims
- 0270US4974404AApparatus and method for adjusting a harvester to an oblique profile of cane type berry plantsKORTHUIS DONALD L·Filed 1989·Granted Dec 4, 1990·28 cites·13 claims
- 0363US5660033ARaisin harvesting apparatus and methodKORVAN IND INC·Filed 1994·Granted Aug 26, 1997·24 cites·45 claims
- 0463US5027593ACrop beater method and apparatusKORVAN IND INC·Filed 1989·Granted Jul 2, 1991·23 cites·24 claims
- 0561US6070402AHarvesting systems and methodsKORVAN IND INC·Filed 1998·Granted Jun 6, 2000·26 cites·20 claims
- 0655US4972662ACrop harvester aggregating apparatusKORTHUIS DONALD L·Filed 1989·Granted Nov 27, 1990·18 cites·3 claims
- 0737US5666796ABeater rod assembly and method for a mobile harvesting machineKORVAN IND INC·Filed 1995·Granted Sep 16, 1997·8 cites·18 claims
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