Serpentine flow path with straight side-by-side sections

Patents Grantslast 30 patents

  • Information Patent Grant

    Dimpled heat exchange tube

    • Patent number 5,839,505
    • Issue date Nov 24, 1998
    • Aaon, Inc.
    • Richard M. Ludwig
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger and method for manufacturing

    • Patent number 5,105,877
    • Issue date Apr 21, 1992
    • Sanden Corporation
    • Nobuyasu Ando
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Serpentine fin, round tube heat exchanger

    • Patent number 4,966,230
    • Issue date Oct 30, 1990
    • Modine Manufacturing Co.
    • Gregory G. Hughes
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger

    • Patent number 4,962,811
    • Issue date Oct 16, 1990
    • Showa Aluminum Corporation
    • Yuji Yamamoto
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Pipe element for a heat exchanger and a heat exchanger with the pip...

    • Patent number 4,901,792
    • Issue date Feb 20, 1990
    • Shinwa Sangyo Co., Ltd.
    • Jujiro Komiya
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Finned heat exchanger tubing with varying wall thickness

    • Patent number 4,794,985
    • Issue date Jan 3, 1989
    • Peerless of America Incorporated
    • Roger Paulman
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Aluminum heat exchanger

    • Patent number 4,620,590
    • Issue date Nov 4, 1986
    • Sanden Corporation
    • Mikio Koisuka
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    2883165

    • Patent number 2,883,165
    • Issue date Apr 21, 1959
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    2868515

    • Patent number 2,868,515
    • Issue date Jan 13, 1959
    • F28 - HEAT EXCHANGE IN GENERAL
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    2848200

    • Patent number 2,848,200
    • Issue date Aug 19, 1958
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    2347957

    • Patent number 2,347,957
    • Issue date May 2, 1944
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1789591

    • Patent number 1,789,591
    • Issue date Jan 20, 1931
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    1655531

    • Patent number 1,655,531
    • Issue date Jan 10, 1928
    • F28 - HEAT EXCHANGE IN GENERAL
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    953252

    • Patent number 953,252
    • Issue date Mar 29, 1910
    • F28 - HEAT EXCHANGE IN GENERAL
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    778320

    • Patent number 778,320
    • Issue date Dec 27, 1904
    • F28 - HEAT EXCHANGE IN GENERAL
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    778189

    • Patent number 778,189
    • Issue date Dec 20, 1904
    • F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents