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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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Hot forged tie plate for railroad
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Patent number 10,697,129
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Issue date Jun 30, 2020
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YANGTZE RAILROAD MATERIALS
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Patrick Young
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Hot forged tie plate for railroad
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Patent number 10,273,636
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Issue date Apr 30, 2019
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YANGTZE RAILROAD MATERIALS
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Patrick Young
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Rail arrangement
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Patent number 9,873,988
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Issue date Jan 23, 2018
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Daetwyler Sealing Technologies Deutschland GmbH
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Bernd Pahl
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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-
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Rail clip
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Patent number 9,382,667
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Issue date Jul 5, 2016
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Progress Rail Services Corporation
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Hartley Frank Young
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Rail-fastening system
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Patent number 9,290,888
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Issue date Mar 22, 2016
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Schwihag AG
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Stefan Lienhard
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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End restraint for turnout
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Patent number 8,919,660
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Issue date Dec 30, 2014
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Amsted RPS
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Wilbur Osler
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3860171
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Patent number 3,860,171
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Issue date Jan 14, 1975
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3858804
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Patent number 3,858,804
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Issue date Jan 7, 1975
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3662951
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Patent number 3,662,951
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Issue date May 16, 1972
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3662952
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Patent number 3,662,952
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Issue date May 16, 1972
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3451621
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Patent number 3,451,621
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Issue date Jun 24, 1969
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3432098
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Patent number 3,432,098
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Issue date Mar 11, 1969
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3289941
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Patent number 3,289,941
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Issue date Dec 6, 1966
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1477470
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Patent number 1,477,470
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Issue date Dec 11, 1923
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES