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John D. Parsons

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  • Bethel, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mechanical drive assembly incorporating counter-spring biased, radi...
    • Patent number 5,860,324
    • Issue date Jan 19, 1999
    • Norco, Inc.
    • John D. Parsons
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical oscillator
    • Patent number 5,709,127
    • Issue date Jan 20, 1998
    • Norco, Inc.
    • John D. Parsons
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical drive assembly incorporating counter-spring biassed radi...
    • Patent number 5,680,795
    • Issue date Oct 28, 1997
    • Norco Inc.
    • John D. Parsons
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Heavy-duty mechanical oscillator
    • Patent number 5,644,950
    • Issue date Jul 8, 1997
    • Norco, Inc.
    • John D. Parsons
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical oscillator
    • Patent number 5,592,852
    • Issue date Jan 14, 1997
    • Norco, Inc.
    • John D. Parsons
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Anti-friction nut
    • Patent number 5,191,805
    • Issue date Mar 9, 1993
    • Norco, Inc.
    • John D. Parsons
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...