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Ronald Griffin

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  • Williamsport, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum cleaner with muffled detachable blower exhaust
    • Patent number 6,530,116
    • Issue date Mar 11, 2003
    • Shop-Vac Corporation
    • Robert C. Berfield
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Cord retainer for vacuum cleaner
    • Patent number 6,510,583
    • Issue date Jan 28, 2003
    • Shop-Vac Corporation
    • Ronald Griffin
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Convertible blower port for vacuum cleaner
    • Patent number 6,499,182
    • Issue date Dec 31, 2002
    • Shop-Vac Corporation
    • Robert C. Berfield
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Axle and wheel mounting system for a wet/dry vacuum cleaner
    • Patent number 6,494,544
    • Issue date Dec 17, 2002
    • Shop-Vac Corporation
    • Robert C. Berfield
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Latching system for a vacuum cleaner with detachable blower
    • Patent number 6,484,351
    • Issue date Nov 26, 2002
    • Shop-Vac Corporation
    • Ronald Griffin
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Vacuum cleaner
    • Patent number 6,381,803
    • Issue date May 7, 2002
    • Shop-Vac Corporation
    • Robert C. Berfield
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Dust pan closure for a vacuum cleaner
    • Patent number 6,230,361
    • Issue date May 15, 2001
    • Shop-Vac Corporation
    • Ronald Griffin
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents