Controlling electrically

Patents Grantslast 30 patents

  • Information Patent Grant

    Switch devices and methods for moving switch rails

    • Patent number 11,964,686
    • Issue date Apr 23, 2024
    • Precision Rail and Mfg., Inc.
    • David Dworschack
    • B61 - RAILWAYS
  • Information Patent Grant

    Railroad equipment state determination apparatus and railroad equip...

    • Patent number 11,884,313
    • Issue date Jan 30, 2024
    • Kyosan Electric Mfg. Co., Ltd.
    • Toshio Kitajima
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Method and apparatus for vehicle-based switch locking in a rail net...

    • Patent number 11,772,692
    • Issue date Oct 3, 2023
    • Westinghouse Air Brake Technologies Corporation
    • Jeffrey D. Kernwein
    • B61 - RAILWAYS
  • Information Patent Grant

    Railroad switch circuit controller assembly

    • Patent number 11,414,108
    • Issue date Aug 16, 2022
    • L&W Industries, LLC
    • Frank S. Carter
    • B61 - RAILWAYS
  • Information Patent Grant

    Method and electronic system for detecting rail switch degradation...

    • Patent number 11,186,304
    • Issue date Nov 30, 2021
    • ALSTOM TRANSPORT TECHNOLOGIES
    • Nenad Mijatovic
    • B61 - RAILWAYS
  • Information Patent Grant

    Anomaly determination device, anomaly determination method, and pro...

    • Patent number 10,730,537
    • Issue date Aug 4, 2020
    • MITSUBISHI HEAVY INDUSTRIES ENGINEERING, LTD.
    • Hiroyuki Kono
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Hydraulic switch machine for railroads

    • Patent number RE48026
    • Issue date Jun 2, 2020
    • Vossloh Signaling USA, Inc.
    • Donald Coy Beamon
  • Information Patent Grant

    Hydraulic switch machine for railroads

    • Patent number 9,156,479
    • Issue date Oct 13, 2015
    • Donald Coy Beamon
    • B61 - RAILWAYS
  • Information Patent Grant

    Key lock and arrangement having a key lock

    • Patent number 9,090,269
    • Issue date Jul 28, 2015
    • Siemens Aktiengesellschaft
    • Olaf Vogt
    • B61 - RAILWAYS
  • Information Patent Grant

    Proximity detection and communication mechanism and method

    • Patent number 7,577,502
    • Issue date Aug 18, 2009
    • J & A Industries, Inc.
    • William L. Henry
    • B61 - RAILWAYS
  • Information Patent Grant

    2701825

    • Patent number 2,701,825
    • Issue date Feb 8, 1955
    • B61 - RAILWAYS
  • Information Patent Grant

    2697779

    • Patent number 2,697,779
    • Issue date Dec 21, 1954
    • B61 - RAILWAYS
  • Information Patent Grant

    2651698

    • Patent number 2,651,698
    • Issue date Sep 8, 1953
    • B61 - RAILWAYS
  • Information Patent Grant

    2649537

    • Patent number 2,649,537
    • Issue date Aug 18, 1953
    • B61 - RAILWAYS
  • Information Patent Grant

    2631228

    • Patent number 2,631,228
    • Issue date Mar 10, 1953
    • B61 - RAILWAYS
  • Information Patent Grant

    2437328

    • Patent number 2,437,328
    • Issue date Mar 9, 1948
    • B61 - RAILWAYS
  • Information Patent Grant

    2387115

    • Patent number 2,387,115
    • Issue date Oct 16, 1945
    • B61 - RAILWAYS
  • Information Patent Grant

    2360956

    • Patent number 2,360,956
    • Issue date Oct 24, 1944
    • B61 - RAILWAYS
  • Information Patent Grant

    2031513

    • Patent number 2,031,513
    • Issue date Feb 18, 1936
    • B61 - RAILWAYS
  • Information Patent Grant

    1782788

    • Patent number 1,782,788
    • Issue date Nov 25, 1930
    • B61 - RAILWAYS
  • Information Patent Grant

    1703254

    • Patent number 1,703,254
    • Issue date Feb 26, 1929
    • B61 - RAILWAYS
  • Information Patent Grant

    1655313

    • Patent number 1,655,313
    • Issue date Jan 3, 1928
    • B61 - RAILWAYS
  • Information Patent Grant

    1606455

    • Patent number 1,606,455
    • Issue date Nov 9, 1926
    • B61 - RAILWAYS
  • Information Patent Grant

    1254820

    • Patent number 1,254,820
    • Issue date Jan 29, 1918
    • B61 - RAILWAYS
  • Information Patent Grant

    1254121

    • Patent number 1,254,121
    • Issue date Jan 22, 1918
    • B61 - RAILWAYS
  • Information Patent Grant

    1171991

    • Patent number 1,171,991
    • Issue date Feb 15, 1916
    • B61 - RAILWAYS
  • Information Patent Grant

    1126834

    • Patent number 1,126,834
    • Issue date Feb 2, 1915
    • B61 - RAILWAYS
  • Information Patent Grant

    1095639

    • Patent number 1,095,639
    • Issue date May 5, 1914
    • B61 - RAILWAYS
  • Information Patent Grant

    1021312

    • Patent number 1,021,312
    • Issue date Mar 26, 1912
    • B61 - RAILWAYS
  • Information Patent Grant

    977595

    • Patent number 977,595
    • Issue date Dec 6, 1910
    • B61 - RAILWAYS

Patents Applicationslast 30 patents