TREA

William Roos

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  • Colgate, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Buzzer with rotary volume adjustment
    • Patent number 5,841,343
    • Issue date Nov 24, 1998
    • U. S. Controls Corporation
    • Kenyon A. Hapke
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Pellet dispensing unit
    • Patent number 5,064,094
    • Issue date Nov 12, 1991
    • Autotrol Corporation
    • William N. Roos
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Pellet dispenser
    • Patent number 5,014,877
    • Issue date May 14, 1991
    • Autotrol Corporation
    • William N. Roos
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Disengageable one-way mechanism for synchronous motors
    • Patent number 4,716,325
    • Issue date Dec 29, 1987
    • Autotrol Corporation
    • William N. Roos
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fluid diffuser
    • Patent number 4,597,530
    • Issue date Jul 1, 1986
    • Autotrol Corporation
    • Paul R. Goudy
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE