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Ronald H. Johnson

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  • Barberton, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sit-up exercise support
    • Patent number D331270
    • Issue date Nov 24, 1992
    • Consumer Direct, Inc.
    • Ronald H. Johnson
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Inflatable sit-up exercise device
    • Patent number 5,033,742
    • Issue date Jul 23, 1991
    • Consumer Direct, Inc.
    • Ronald H. Johnson
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...