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Patents Grantslast 30 patents

  • Information Patent Grant

    Aluminum extruded fin set with noise reduction functionality

    • Patent number 7,191,822
    • Issue date Mar 20, 2007
    • Quanta Computer Inc.
    • Yu-Nien Huang
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Fin array for heat transfer assemblies and method of making same

    • Patent number 6,598,669
    • Issue date Jul 29, 2003
    • Peerless of America
    • Roger Paulman
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat transfer pipe with spiral internal ribs

    • Patent number 6,533,030
    • Issue date Mar 18, 2003
    • F.W. Brokelmann Aluminiumwerk GmbH & Co. KG
    • Jovan Mitrovic
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Method of manufacturing an evaporator tube

    • Patent number 5,896,660
    • Issue date Apr 27, 1999
    • High Performance Tube, Inc.
    • Klaus K. Rieger
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger

    • Patent number 5,803,165
    • Issue date Sep 8, 1998
    • Hitachi, Ltd.
    • Naoki Shikazono
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Multiple finned tube and a method for its manufacture

    • Patent number 5,803,164
    • Issue date Sep 8, 1998
    • Wieland Werke AG
    • Gerhard Schuez
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of making a heat exchanger

    • Patent number 5,797,184
    • Issue date Aug 25, 1998
    • Sanden Corporation
    • Hiroshi Tanaka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Evaporator of refrigerator

    • Patent number 5,784,897
    • Issue date Jul 28, 1998
    • Daewoo Electronics Co., Ltd.
    • Jun-Chul Shin
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of manufacture of a multiple finned tube

    • Patent number 5,761,807
    • Issue date Jun 9, 1998
    • Wieland Werke AG
    • Gerhard Schuez
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Airfoil deflector for cooling components

    • Patent number 5,734,552
    • Issue date Mar 31, 1998
    • Sun Microsystems, Inc.
    • Paul C. Krein
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Absorption type refrigerating machine

    • Patent number 5,730,001
    • Issue date Mar 24, 1998
    • Sanyo Electric Co., Ltd.
    • Masahiro Furukawa
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat transfer tube having grooved inner surface and production meth...

    • Patent number 5,704,424
    • Issue date Jan 6, 1998
    • Mitsubishi Shindowh Co., Ltd.
    • Haruo Kohno
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Grooved tubes for heat exchangers in air conditioning equipment and...

    • Patent number 5,692,560
    • Issue date Dec 2, 1997
    • Trefimetaux
    • Michel Messant
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Evaporator tube

    • Patent number 5,597,039
    • Issue date Jan 28, 1997
    • High Performance Tube, Inc.
    • Klaus K. Rieger
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger

    • Patent number 5,586,598
    • Issue date Dec 24, 1996
    • Sanden Corporation
    • Hiroshi Tanaka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Heat exchanger tube with turbulator

    • Patent number 5,167,275
    • Issue date Dec 1, 1992
    • Bennie J. Stokes
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger for combustion heater

    • Patent number 4,657,074
    • Issue date Apr 14, 1987
    • Diesel Kiki Co., Ltd.
    • Itizo Tomita
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Finned tube for heat exchangers

    • Patent number 4,286,655
    • Issue date Sep 1, 1981
    • Benito L. Trojani
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchange tubing blade assembly

    • Patent number 4,275,785
    • Issue date Jun 30, 1981
    • Industrial Blast Coil Corporation
    • Leo J. Kerivan
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Fire tube for a heating boiler

    • Patent number 4,214,627
    • Issue date Jul 29, 1980
    • Interliz Anstalt
    • Wolfgang Kunkel
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Inner finned heat exchanger tube

    • Patent number 4,154,296
    • Issue date May 15, 1979
    • American Standard Inc.
    • David F. Fijas
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3887004

    • Patent number 3,887,004
    • Issue date Jun 3, 1975
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3731738

    • Patent number 3,731,738
    • Issue date May 8, 1973
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3687194

    • Patent number 3,687,194
    • Issue date Aug 29, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3467180

    • Patent number 3,467,180
    • Issue date Sep 16, 1969
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3443634

    • Patent number 3,443,634
    • Issue date May 13, 1969
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3384168

    • Patent number 3,384,168
    • Issue date May 21, 1968
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3373803

    • Patent number 3,373,803
    • Issue date Mar 19, 1968
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3302701

    • Patent number 3,302,701
    • Issue date Feb 7, 1967
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3077928

    • Patent number 3,077,928
    • Issue date Feb 19, 1963
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents