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Keyway tie
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Patent number 10,711,406
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Issue date Jul 14, 2020
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Voestalpine Nortrak Inc.
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Steven R. Mattson
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Boltless rail brace
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Patent number 10,400,397
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Issue date Sep 3, 2019
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Voestalpine Nortrak Inc.
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Gary Click
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Spring wing controller
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Patent number 9,290,192
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Issue date Mar 22, 2016
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Voestalpine Nortrak Inc.
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Gary Click
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Grade crossing interface pad
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Patent number 8,752,773
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Issue date Jun 17, 2014
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Voestalpine Nortrak Inc.
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Steven R. Mattson
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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RAIL FASTENING APPARATUS
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Publication number 20200063376
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Publication date Feb 27, 2020
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voestalpine Nortrak Inc.
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Brent Duffner
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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KEYWAY TIE
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Publication number 20190211512
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Publication date Jul 11, 2019
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voestalpine Nortrak Inc.
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Steven R. Mattson
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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BOLTLESS RAIL BRACE
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Publication number 20180282949
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Publication date Oct 4, 2018
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voestalpine Nortrak Inc.
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Gary Click
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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GRADE CROSSING INTERFACE PAD
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Publication number 20150204023
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Publication date Jul 23, 2015
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voestalpine Nortrak Inc.
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Steven R. MATTSON
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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SPRING WING CONTROLLER
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Publication number 20150159332
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Publication date Jun 11, 2015
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voestalpine Nortrak Inc.
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Gary CLICK
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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