Inventor · disambiguated record
Donald L. Ledermann
Also filed as: LEDERMANN DONALD L · LEDERMANN DONALD LAWRENCE
8 granted patents·345 citations·filing 1982–1995
90Inventor score
Top patents by PatentIndex Score
8 records- 0188US4744316AFurrow forming apparatus for a seed planterCASE CO J I·Filed 1986·Granted May 17, 1988·89 cites·1 claims
- 0285US5740746ASeed material dispensing system for an agricultural planterCASE CORP·Filed 1995·Granted Apr 21, 1998·65 cites·20 claims
- 0381US5655468ADelivery system for an agricultural implementCASE CORP·Filed 1995·Granted Aug 12, 1997·54 cites·25 claims
- 0480US4425857ALock-up mechanism for a planter row unitINT HARVESTER CO·Filed 1982·Granted Jan 17, 1984·44 cites·11 claims
- 0567US4681335ACenter pivot hitch assemblyCASE CO J I·Filed 1986·Granted Jul 21, 1987·29 cites·3 claims
- 0660US5555824AOperator controlled pressure applicator for the furrow forming mechanism of a seed planterCASE CORP·Filed 1995·Granted Sep 17, 1996·24 cites·35 claims
- 0755US5133270ABander assembly for an agricultural implementCASE CO J I·Filed 1990·Granted Jul 28, 1992·25 cites·6 claims
- 0844US5515795ADelivery system for a foldable agricultural implementCASE CORP·Filed 1994·Granted May 14, 1996·15 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →