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Niels D. Jensen

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Patents Grantslast 30 patents

  • Information Patent Grant

    Pump
    • Patent number D884744
    • Issue date May 19, 2020
    • Grundfos Holding a/s
    • Niels Due Jensen
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Method for the commutation of a polyphase permanent magnet motor
    • Patent number 6,548,976
    • Issue date Apr 15, 2003
    • Grundfos A/S
    • Niels Due Jensen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method for the commutation of a polyphase permanent magnet motor
    • Patent number 6,326,752
    • Issue date Dec 4, 2001
    • Grundfos A/S
    • Niels Due Jensen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Device for the external cooling of the electric drive motor of a ce...
    • Patent number 6,322,332
    • Issue date Nov 27, 2001
    • Grundfos a/s
    • Niels Due Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump unit
    • Patent number 6,273,684
    • Issue date Aug 14, 2001
    • Grundfos A/S
    • Niels Due Jensen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method for controlling a voltage/frequency converter controlled sin...
    • Patent number 6,208,112
    • Issue date Mar 27, 2001
    • Grundfos A/S
    • Niels Due Jensen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Pressure sensor having an insulating layer and fluid tight amorphou...
    • Patent number 6,085,596
    • Issue date Jul 11, 2000
    • Grundfos A/S
    • Niels Due Jensen
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electronic component
    • Patent number 6,030,709
    • Issue date Feb 29, 2000
    • Grundfos A/S
    • Niels Due Jensen
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Submersible motor unit
    • Patent number 6,022,196
    • Issue date Feb 8, 2000
    • Grundfos A/S
    • Niels Due Jensen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Sensor arrangement
    • Patent number 5,975,842
    • Issue date Nov 2, 1999
    • Grundfos A/S
    • Niels Due Jensen
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Submersible motor for driving a centrifugal pump having a separatin...
    • Patent number 5,941,695
    • Issue date Aug 24, 1999
    • Grundfos a/s
    • Niels Due Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Inline centrifugal pump
    • Patent number 5,807,073
    • Issue date Sep 15, 1998
    • Grundfos A/S
    • Niels Due Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric motor
    • Patent number 5,714,816
    • Issue date Feb 3, 1998
    • Grundfos a/s
    • Niels Due Jensen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Starting device for a single-phase induction motor
    • Patent number 5,598,080
    • Issue date Jan 28, 1997
    • Grundfos A/S
    • Niels D. Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump
    • Patent number D364172
    • Issue date Nov 14, 1995
    • Grundfos A/S
    • Niels D. Jensen
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Centrifugal pump unit
    • Patent number 5,356,266
    • Issue date Oct 18, 1994
    • Grundfos A/S
    • Niels D. Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump unit with cooling jacket for electric motor
    • Patent number 5,332,369
    • Issue date Jul 26, 1994
    • Grundfos A/S
    • Niels D. Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas boiler
    • Patent number 5,248,085
    • Issue date Sep 28, 1993
    • Grundfos A/S
    • Niels D. Jensen
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Method and apparatus for taking samples from a groundwater monitori...
    • Patent number 5,224,389
    • Issue date Jul 6, 1993
    • Grundfos International A/S
    • Niels D. Jensen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Electric motor
    • Patent number 5,202,596
    • Issue date Apr 13, 1993
    • Grundfos International A/S
    • Niels D. Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and apparatus for making shaped metal parts by forming sheet...
    • Patent number 5,176,021
    • Issue date Jan 5, 1993
    • Grundfos International A/S
    • Niels D. Jensen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pump with speed controller responsive to temperature
    • Patent number 5,158,436
    • Issue date Oct 27, 1992
    • Grundfos International A/S
    • Niels D. Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Immersion pump assembly
    • Patent number 5,028,218
    • Issue date Jul 2, 1991
    • Grundfos International A/S
    • Niels D. Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of inserting a stator winding into a stator
    • Patent number 5,022,139
    • Issue date Jun 11, 1991
    • Grundfos International A/S
    • Niels D. Jensen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Immersion pump
    • Patent number 4,981,420
    • Issue date Jan 1, 1991
    • Grundfos International a/s
    • Niels D. Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Frequency converter for controlling a motor
    • Patent number 4,963,778
    • Issue date Oct 16, 1990
    • Grundfos International A/S
    • Niels D. Jensen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Immersion pump assembly
    • Patent number 4,930,996
    • Issue date Jun 5, 1990
    • Grundfos International a/s
    • Niels D. Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Static frequency converter, especially a frequency converter contro...
    • Patent number 4,908,757
    • Issue date Mar 13, 1990
    • Grundfos International A/S
    • Niels D. Jensen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Multi-stage rotary pump
    • Patent number 4,877,372
    • Issue date Oct 31, 1989
    • Grundfos International A/S
    • Niels D. Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage inline rotary pump
    • Patent number 4,842,480
    • Issue date Jun 27, 1989
    • Grundfos International a/s
    • Niels D. Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents