Arrangements on the track only

Patents Grantslast 30 patents

  • Information Patent Grant

    Linear induction motor excitation modulation based communication

    • Patent number 11,979,203
    • Issue date May 7, 2024
    • Rockwell Collins, Inc.
    • Laveen Vikram Sundararaj
    • G08 - SIGNALLING
  • Information Patent Grant

    Information transmission device through the rails between a railway...

    • Patent number 4,442,988
    • Issue date Apr 17, 1984
    • Jeumont Schneider Corporation
    • Daniel M. Laurent
    • B61 - RAILWAYS
  • Information Patent Grant

    Device for the transmission of information through the rails betwee...

    • Patent number 4,420,133
    • Issue date Dec 13, 1983
    • Jeumont-Schneider
    • Michel J. Dietrich
    • B61 - RAILWAYS
  • Information Patent Grant

    Antenna apparatus for vehicle track rail signals

    • Patent number 3,984,073
    • Issue date Oct 5, 1976
    • Westinghouse Electric Corporation
    • David H. Woods
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3532877

    • Patent number 3,532,877
    • Issue date Oct 6, 1970
    • B61 - RAILWAYS
  • Information Patent Grant

    3524054

    • Patent number 3,524,054
    • Issue date Aug 11, 1970
    • B61 - RAILWAYS
  • Information Patent Grant

    3263074

    • Patent number 3,263,074
    • Issue date Jul 26, 1966
    • B61 - RAILWAYS
  • Information Patent Grant

    2194371

    • Patent number 2,194,371
    • Issue date Mar 19, 1940
    • B61 - RAILWAYS
  • Information Patent Grant

    2189171

    • Patent number 2,189,171
    • Issue date Feb 6, 1940
    • B61 - RAILWAYS
  • Information Patent Grant

    2175597

    • Patent number 2,175,597
    • Issue date Oct 10, 1939
    • B61 - RAILWAYS
  • Information Patent Grant

    2162393

    • Patent number 2,162,393
    • Issue date Jun 13, 1939
    • B61 - RAILWAYS
  • Information Patent Grant

    2154265

    • Patent number 2,154,265
    • Issue date Apr 11, 1939
    • B61 - RAILWAYS
  • Information Patent Grant

    2144529

    • Patent number 2,144,529
    • Issue date Jan 17, 1939
    • B61 - RAILWAYS
  • Information Patent Grant

    2141535

    • Patent number 2,141,535
    • Issue date Dec 27, 1938
    • B61 - RAILWAYS
  • Information Patent Grant

    2099508

    • Patent number 2,099,508
    • Issue date Nov 16, 1937
    • B61 - RAILWAYS
  • Information Patent Grant

    2082340

    • Patent number 2,082,340
    • Issue date Jun 1, 1937
    • B61 - RAILWAYS
  • Information Patent Grant

    2080807

    • Patent number 2,080,807
    • Issue date May 18, 1937
    • B61 - RAILWAYS
  • Information Patent Grant

    2049912

    • Patent number 2,049,912
    • Issue date Aug 4, 1936
    • B61 - RAILWAYS
  • Information Patent Grant

    2049399

    • Patent number 2,049,399
    • Issue date Jul 28, 1936
    • B61 - RAILWAYS
  • Information Patent Grant

    2021654

    • Patent number 2,021,654
    • Issue date Nov 19, 1935
    • B61 - RAILWAYS
  • Information Patent Grant

    2014015

    • Patent number 2,014,015
    • Issue date Sep 10, 1935
    • B61 - RAILWAYS
  • Information Patent Grant

    1991086

    • Patent number 1,991,086
    • Issue date Feb 12, 1935
    • B61 - RAILWAYS
  • Information Patent Grant

    1919279

    • Patent number 1,919,279
    • Issue date Jul 25, 1933
    • B61 - RAILWAYS
  • Information Patent Grant

    1888863

    • Patent number 1,888,863
    • Issue date Nov 22, 1932
    • B61 - RAILWAYS
  • Information Patent Grant

    1875877

    • Patent number 1,875,877
    • Issue date Sep 6, 1932
    • B61 - RAILWAYS
  • Information Patent Grant

    1861077

    • Patent number 1,861,077
    • Issue date May 31, 1932
    • B61 - RAILWAYS
  • Information Patent Grant

    1858901

    • Patent number 1,858,901
    • Issue date May 17, 1932
    • B61 - RAILWAYS
  • Information Patent Grant

    1848619

    • Patent number 1,848,619
    • Issue date Mar 8, 1932
    • B61 - RAILWAYS
  • Information Patent Grant

    1842413

    • Patent number 1,842,413
    • Issue date Jan 26, 1932
    • B61 - RAILWAYS
  • Information Patent Grant

    1824597

    • Patent number 1,824,597
    • Issue date Sep 22, 1931
    • B61 - RAILWAYS