TREA

James P. Steffens

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  • Hopkins, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Modular chair construction and method of assembly
    • Patent number 5,979,988
    • Issue date Nov 9, 1999
    • Steelcase Development Inc.
    • Kurt R. Heidmann
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Modular chair construction and method of assembly
    • Patent number 5,873,634
    • Issue date Feb 23, 1999
    • Steelcase Inc.
    • Kurt R. Heidmann
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Modular chair construction and method of assembly
    • Patent number 5,782,536
    • Issue date Jul 21, 1998
    • Steelcase Inc.
    • Kurt R. Heidmann
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair with adjustable seat
    • Patent number 5,755,488
    • Issue date May 26, 1998
    • Steelcase Inc.
    • Gregory S. Beda
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair
    • Patent number D393968
    • Issue date May 5, 1998
    • Steelcase Inc.
    • Kenneth James Penning
    • D06 - Furnishings
  • Information Patent Grant

    Modular chair construction and method of assembly
    • Patent number 5,630,649
    • Issue date May 20, 1997
    • Steelcase Inc.
    • Kurt R. Heidmann
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Tension adjustment mechanism for chairs
    • Patent number 5,630,647
    • Issue date May 20, 1997
    • Steelcase Inc.
    • Kurt R. Heidmann
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair with back lock
    • Patent number 5,328,242
    • Issue date Jul 12, 1994
    • Steelcase Inc.
    • James P. Steffens
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair with zero front rise control
    • Patent number 5,318,346
    • Issue date Jun 7, 1994
    • Steelcase Inc.
    • Charles P. Roossien
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Laterally adjustable armrest for a chair
    • Patent number 5,056,863
    • Issue date Oct 15, 1991
    • Steelcase Inc.
    • Larry DeKraker
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Arm height adjustment mechanism for a chair
    • Patent number 4,951,995
    • Issue date Aug 28, 1990
    • Steelcase Inc.
    • David S. Teppo
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...