TREA

Patrick Nelson

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  • Holland, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chair
    • Patent number 6,644,741
    • Issue date Nov 11, 2003
    • Haworth, Inc.
    • Patrick C. Nelson
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Height-adjustment mechanism for a chair
    • Patent number 6,533,355
    • Issue date Mar 18, 2003
    • Haworth, Inc.
    • Michael D. Broekhuis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Tilt control for chair
    • Patent number 6,361,110
    • Issue date Mar 26, 2002
    • Haworth, Inc.
    • Richard N. Roslund
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Tilt mechanism for chair having adjustable spring characteristics
    • Patent number 6,176,548
    • Issue date Jan 23, 2001
    • Haworth, Inc.
    • Douglas M. Thole
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chairback with side torsional movement
    • Patent number 6,059,363
    • Issue date May 9, 2000
    • Haworth, Inc.
    • Richard N. Roslund
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Height-Adjustable chair arm assembly having cam-type adjusting mech...
    • Patent number 6,053,579
    • Issue date Apr 25, 2000
    • Haworth, Inc.
    • Patrick C. Nelson
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Tilt control for chair
    • Patent number 6,015,187
    • Issue date Jan 18, 2000
    • Haworth, Inc.
    • Richard N. Roslund
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Split nut mechanical height adjusting mechanism for chair
    • Patent number 4,720,071
    • Issue date Jan 19, 1988
    • Haworth, Inc.
    • Patrick C. Nelson
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Chair
    • Publication number 20030052521
    • Publication date Mar 20, 2003
    • Patrick C. Nelson
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Height-adjustment mechanism for a chair
    • Publication number 20020140266
    • Publication date Oct 3, 2002
    • Michael D. Broekhuis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Tilt control for chair
    • Publication number 20010000939
    • Publication date May 10, 2001
    • Haworth, Inc.
    • Richard N. Roslund
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...