Assignee
VOESTALPINE NORTRAK INC
US·5 granted patents·1 pending application·0 citations·filing 2013–2018
Top patents by PatentIndex Score
6 records- 0154US10711406B2Keyway tieVOESTALPINE NORTRAK INC·Filed 2018·Granted Jul 14, 2020·0 cites·38 claims
- 0251US10458071B2Method of installing interface pad on concrete tiesVOESTALPINE NORTRAK INC·Filed 2017·Granted Oct 29, 2019·0 cites·4 claims
- 0350US9290192B2Spring wing controllerVOESTALPINE NORTRAK INC·Filed 2013·Granted Mar 22, 2016·0 cites·19 claims
- 0448US10400397B2Boltless rail braceVOESTALPINE NORTRAK INC·Filed 2017·Granted Sep 3, 2019·0 cites·26 claims
- 0540US9352762B2Dual independent control hydraulic switch machineVOESTALPINE NORTRAK INC·Filed 2013·Granted May 31, 2016·0 cites·20 claims
- 0638US2015204023A1Grade crossing interface padVOESTALPINE NORTRAK INC·Filed 2014·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →