essentially by driven tools clearing instruments

Patents Grantslast 30 patents

  • Information Patent Grant

    Track cleaner and grinder head attachment

    • Patent number 11,821,156
    • Issue date Nov 21, 2023
    • Mineral Products, Inc.
    • Jerry Farmer
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Device for removing object on road surface, guide rail type vehicle...

    • Patent number 10,362,857
    • Issue date Jul 30, 2019
    • MITSUBISHI HEAVY INDUSTRIES ENGINEERING, LTD.
    • Mitsuyasu Ohata
    • B08 - CLEANING
  • Information Patent Grant

    Snow removal device, vehicle, and track transportation system

    • Patent number 9,777,450
    • Issue date Oct 3, 2017
    • Mitsubishi Heavy Industries, Ltd.
    • Kousuke Katahira
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snow removal brush, vehicle, combination vehicle, and track transpo...

    • Patent number 9,732,490
    • Issue date Aug 15, 2017
    • Mitsubishi Heavy Industries, Ltd.
    • Kousuke Katahira
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Tool and method for removing sweeper bristles from a railway track...

    • Patent number 9,364,928
    • Issue date Jun 14, 2016
    • Norfolk Southern Corporation
    • Philip D. Bissette
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Railroad track cleaning assemblies and apparatus

    • Patent number 8,839,478
    • Issue date Sep 23, 2014
    • Swingmaster Corporation
    • Dan A. Grammatis
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Tool and method for removing sweeper bristles from a railway track...

    • Patent number 8,438,711
    • Issue date May 14, 2013
    • Norfolk Southern Corporation
    • Philip Bissette
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rail bounded snow blower equipment

    • Patent number 6,823,614
    • Issue date Nov 30, 2004
    • Loram Maintenance of Way, Inc.
    • Dennis R. Mathison
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snow plow for railed vehicle

    • Patent number 4,354,320
    • Issue date Oct 19, 1982
    • Alfred Schmidt
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snow removal unit

    • Patent number 4,151,663
    • Issue date May 1, 1979
    • Ing. Alfred Schmidt GmbH
    • Alfred Schmidt
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3886675

    • Patent number 3,886,675
    • Issue date Jun 3, 1975
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3305949

    • Patent number 3,305,949
    • Issue date Feb 28, 1967
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3034236

    • Patent number 3,034,236
    • Issue date May 15, 1962
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2977693

    • Patent number 2,977,693
    • Issue date Apr 4, 1961
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2769254

    • Patent number 2,769,254
    • Issue date Nov 6, 1956
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2375981

    • Patent number 2,375,981
    • Issue date May 15, 1945
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2373318

    • Patent number 2,373,318
    • Issue date Apr 10, 1945
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2318127

    • Patent number 2,318,127
    • Issue date May 4, 1943
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1751822

    • Patent number 1,751,822
    • Issue date Mar 25, 1930
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1657766

    • Patent number 1,657,766
    • Issue date Jan 31, 1928
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1621156

    • Patent number 1,621,156
    • Issue date Mar 15, 1927
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1490585

    • Patent number 1,490,585
    • Issue date Apr 15, 1924
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1469210

    • Patent number 1,469,210
    • Issue date Oct 2, 1923
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1438111

    • Patent number 1,438,111
    • Issue date Dec 5, 1922
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1413007

    • Patent number 1,413,007
    • Issue date Apr 18, 1922
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1397436

    • Patent number 1,397,436
    • Issue date Nov 15, 1921
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1279212

    • Patent number 1,279,212
    • Issue date Sep 17, 1918
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1266930

    • Patent number 1,266,930
    • Issue date May 21, 1918
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1233664

    • Patent number 1,233,664
    • Issue date Jul 17, 1917
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    966831

    • Patent number 966,831
    • Issue date Aug 9, 1910
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents