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William E. Ryan

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  • Milwaukee, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Molded fiber reinforced plastic leaf spring
    • Patent number 4,969,633
    • Issue date Nov 13, 1990
    • A. O. Smith Corporation
    • William E. Ryan
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Drain and shutoff valve assembly
    • Patent number 4,784,174
    • Issue date Nov 15, 1988
    • A. O. Smith Corporation
    • William E. Ryan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of making a molded fiber reinforced plastic leaf spring
    • Patent number 4,560,525
    • Issue date Dec 24, 1985
    • A. O. Smith Corporation
    • William E. Ryan
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL