Assignee
LEIFELD GMBH & CO
DE·8 granted patents·94 citations·filing 1990–1996
Top patents by PatentIndex Score
8 records- 0180US5107579AProcess of forming a folded seam connection between two cup-shaped workpiecesLEIFELD GMBH & CO·Filed 1990·Granted Apr 28, 1992·27 cites·5 claims
- 0266US5220817ASpinning machine with at least one roller holderLEIFELD GMBH & CO·Filed 1991·Granted Jun 22, 1993·18 cites·10 claims
- 0359US5323630AFlow-roller machineLEIFELD GMBH & CO·Filed 1993·Granted Jun 28, 1994·14 cites·14 claims
- 0444US5212866AMethod for the manufacturing of a deep-bed wheel rimLEIFELD GMBH & CO·Filed 1992·Granted May 25, 1993·14 cites·4 claims
- 0539US5113584AProcess for manufacturing an asymmetric pulley from a metal diskLEIFELD GMBH & CO·Filed 1991·Granted May 19, 1992·6 cites·2 claims
- 0636US5676007AFlow-forming-machineLEIFELD GMBH & CO·Filed 1996·Granted Oct 14, 1997·5 cites·22 claims
- 0734US5072509AMethod of manufacturing a belt pulleyLEIFELD GMBH & CO·Filed 1990·Granted Dec 17, 1991·9 cites·2 claims
- 0827US5133204AApparatus for producing sunken shapes on the outer circumference of rotationally symmetrical sheet-metal workpieces and a method for producing the sameLEIFELD GMBH & CO·Filed 1991·Granted Jul 28, 1992·1 cites·11 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →