TREA

William S. Stumpf

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  • Kitchner, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chair control device for a tiltable chair
    • Patent number 7,017,992
    • Issue date Mar 28, 2006
    • Warvel Products, Inc.-N.C.
    • William Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair back height-adjustment mechanism
    • Patent number 6,540,296
    • Issue date Apr 1, 2003
    • Ram Machines (1990) Ltd.
    • Michael Shats
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Counterbalance table
    • Patent number 6,435,111
    • Issue date Aug 20, 2002
    • CompX International Inc.
    • William Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair armrest adjustment mechanism
    • Patent number 5,484,187
    • Issue date Jan 16, 1996
    • Doerner Products Ltd.
    • Frank Doerner
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair seat back height adjustment mechanism
    • Patent number 5,405,189
    • Issue date Apr 11, 1995
    • Doerner Products Ltd.
    • William S. Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Height adjustment mechanism for a chair seat back
    • Patent number 5,382,077
    • Issue date Jan 17, 1995
    • Doerner Products Ltd.
    • William S. Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Unitary brake for a chair tilt mechanism
    • Patent number 5,356,200
    • Issue date Oct 18, 1994
    • Doerner Products Ltd.
    • William S. Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Handle assembly for chair control mechanism
    • Patent number 5,152,580
    • Issue date Oct 6, 1992
    • Faultless-Doerner Manufacturing Inc.
    • William S. Stumpf
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Space divider system
    • Patent number 4,771,583
    • Issue date Sep 20, 1988
    • Hauserman, Inc.
    • Douglas C. Ball
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Acoustical pad
    • Patent number 4,446,663
    • Issue date May 8, 1984
    • Hauserman Ltd.
    • William S. Stumpf
    • E04 - BUILDING
  • Information Patent Grant

    Hanging components for space divider system
    • Patent number 4,404,776
    • Issue date Sep 20, 1983
    • Hauserman Ltd.
    • Douglas C. Ball
    • E04 - BUILDING

Patents Applicationslast 30 patents

  • Information Patent Application

    Chair control device for a tiltable chair
    • Publication number 20040160102
    • Publication date Aug 19, 2004
    • William Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...