Which controls position of commutator brushes

Patents Grantslast 30 patents

  • Information Patent Grant

    Control device for three-phase brushless motor

    • Patent number 7,764,030
    • Issue date Jul 27, 2010
    • Mitsubishi Electric Corporation
    • Masayasu Miyajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Low voltage start up circuit for brushless DC motors

    • Patent number 6,741,049
    • Issue date May 25, 2004
    • Melexis NV Miroelectronics Integrated Systems
    • Hideki Ted Kawaji
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method and apparatus for the improved control of motors and of moto...

    • Patent number 6,646,410
    • Issue date Nov 11, 2003
    • Gerber Scientific Products, Inc.
    • Leonard G. Rich
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Control system for a permanent magnet motor

    • Patent number 5,953,491
    • Issue date Sep 14, 1999
    • AlliedSignal Inc.
    • Jerome Sears
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3914673

    • Patent number 3,914,673
    • Issue date Oct 21, 1975
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    2943252

    • Patent number 2,943,252
    • Issue date Jun 28, 1960
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2478848

    • Patent number 2,478,848
    • Issue date Aug 9, 1949
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1791149

    • Patent number 1,791,149
    • Issue date Feb 3, 1931
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1786772

    • Patent number 1,786,772
    • Issue date Dec 30, 1930
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1658972

    • Patent number 1,658,972
    • Issue date Feb 14, 1928
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1583804

    • Patent number 1,583,804
    • Issue date May 11, 1926
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1367679

    • Patent number 1,367,679
    • Issue date Feb 8, 1921
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1266062

    • Patent number 1,266,062
    • Issue date May 14, 1918
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1128005

    • Patent number 1,128,005
    • Issue date Feb 9, 1915
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    573767

    • Patent number 573,767
    • Issue date Dec 22, 1896
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    547369

    • Patent number 547,369
    • Issue date Oct 1, 1895
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    420469

    • Patent number 420,469
    • Issue date Feb 4, 1890
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    416169

    • Patent number 416,169
    • Issue date Dec 3, 1889
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    383651

    • Patent number 383,651
    • Issue date May 29, 1888
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    374871

    • Patent number 374,871
    • Issue date Dec 13, 1887
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    366267

    • Patent number 366,267
    • Issue date Jul 12, 1887
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    343886

    • Patent number 343,886
    • Issue date Jun 15, 1886
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    316500

    • Patent number 316,500
    • Issue date Apr 28, 1885
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents