Inventor · disambiguated record
David Ollendick
Also filed as: OLLENDICK DAVID · OLLENDICK DAVID P
7 granted patents·10 pending applications·86 citations·filing 1995–2018
86Inventor score
Top patents by PatentIndex Score
17 records- 0193US7850090B2Spikeless tie plate fasteners, pre-plated railroad ties and related assemblies and methodsOLLENDICK DAVID·Filed 2007·Granted Dec 14, 2010·36 cites·5 claims
- 0264US6561780B2System and assembly for the manufacturing of prestressed reinforced concrete railroad ties and the likeFiled 2001·Granted May 13, 2003·8 cites·25 claims
- 0363US5747074AApparatus for the manufacturing of prestressed reinforced concrete railroad ties and the likeFiled 1995·Granted May 5, 1998·12 cites·5 claims
- 0458US6292997B1Pre-plating of wooden railroad tiesFiled 1999·Granted Sep 25, 2001·22 cites·13 claims
- 0554US2005017403A1Methods and apparatus for the manufacturing of prestressed reinforced concrete railroad ties and the likeFiled 2004·Application pending·0 cites
- 0652US2009178731A1Rehabilitation of discarded wooden railroad ties having disabling cracks in the ends of the tiesOLLENDICK DAVID·Filed 2009·Application pending·0 cites
- 0750US6546612B2Pre-plating of wooden railroad tiesFiled 2001·Granted Apr 15, 2003·2 cites·12 claims
- 0850US2003113395A1Methods and apparatus for the manufacturing of prestressed reinforced concrete railroad ties and the likeFiled 2003·Application pending·0 cites
- 0948US2012187205A1Rehabilitation of discarded wooden railroad ties having disabling cracks in the ends of the tiesOLLENDICK DAVID·Filed 2011·Application pending·0 cites
- 1046US6681474B2Pre-plating of wooden railroad tiesFiled 2002·Granted Jan 27, 2004·2 cites·5 claims
- 1141US2007246558A1Securing spikes in pre-existing loosened spike cavities in railroad tiesOLLENDICK DAVID·Filed 2006·Application pending·0 cites
- 1241US2007290060A1Rehabilitation of discarded wooden railroad ties having disabling cracks in the ends of the tiesOLLENDICK DAVID·Filed 2006·Application pending·0 cites
- 1340US2006214019A1Spikeless tie plate fasteners, pre-plated railroad ties and related assemblies and methodsOLLENDICK DAVID·Filed 2005·Application pending·0 cites
- 1439US2007012794A1Anti-mud pumping railroad ties, pre-plated railroad ties and related methodsOLLENDICK DAVID·Filed 2005·Application pending·0 cites
- 1538US2006214018A1Spikeless tie plate fasteners, pre-plated railroad ties and related assemblies and methodsOLLENDICK DAVID·Filed 2005·Application pending·0 cites
- 1636US6374475B1Method for manufacturing prestressed reinforced concrete railroad tiesFiled 1999·Granted Apr 23, 2002·4 cites·13 claims
- 1732US2019226154A1Automatic pre-fabrication of plated railroad ties and sections of railroad trackOLLENDICK DAVID P·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →