Assignee
PFLEIDERER INFRASTRUKTURT GMBH
DE·10 granted patents·125 citations·filing 1999–2003
Top patents by PatentIndex Score
10 records- 0190US7023539B2Device for monitoring the condition of the superstructure especially of fixed railroad tracksPFLEIDERER INFRASTRUKTURT GMBH·Filed 2003·Granted Apr 4, 2006·34 cites·3 claims
- 0284US6488215B2Two-block concrete railroad tie for a fixed rail carriagewayPFLEIDERER INFRASTRUKTURT GMBH·Filed 2001·Granted Dec 3, 2002·14 cites·13 claims
- 0373US6554199B1Trackway for transrapidPFLEIDERER INFRASTRUKTURT GMBH·Filed 2000·Granted Apr 29, 2003·13 cites·41 claims
- 0459US6818579B2Granular ceramic material with high porosityPFLEIDERER INFRASTRUKTURT GMBH·Filed 2001·Granted Nov 16, 2004·7 cites·13 claims
- 0558US6237856B1Method for installing a steady rail trackPFLEIDERER INFRASTRUKTURT GMBH·Filed 1999·Granted May 29, 2001·27 cites·20 claims
- 0653US6659363B2Two-block concrete railroad tie for a fixed rail carriagewayPFLEIDERER INFRASTRUKTURT GMBH·Filed 2002·Granted Dec 9, 2003·3 cites·16 claims
- 0753US6383420B1Method for the variable manufacture of concrete railroad tiesPFLEIDERER INFRASTRUKTURT GMBH·Filed 1999·Granted May 7, 2002·12 cites·8 claims
- 0852US7198200B2Biblock or multiblock transverse member and method for the production thereofPFLEIDERER INFRASTRUKTURT GMBH·Filed 2003·Granted Apr 3, 2007·4 cites·8 claims
- 0942US6764022B2Double sleeper for Getrac A3 fixed trackPFLEIDERER INFRASTRUKTURT GMBH·Filed 2002·Granted Jul 20, 2004·3 cites·20 claims
- 1039US7152330B2Device and method for monitoring the state of the sub-structure of fixed tracksPFLEIDERER INFRASTRUKTURT GMBH·Filed 2003·Granted Dec 26, 2006·8 cites·9 claims
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