TREA

Eric Cammenga

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  • Holland, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Contoured seating structure
    • Patent number 7,594,700
    • Issue date Sep 29, 2009
    • Herman Miller, Inc.
    • William E. Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair with a linkage assembly
    • Patent number 6,966,604
    • Issue date Nov 22, 2005
    • Herman Miller, Inc.
    • William E. Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Seating structure having a backrest with a flexible membrane and a...
    • Patent number 6,733,080
    • Issue date May 11, 2004
    • Herman Miller, Inc.
    • William E. Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Seating structure having a fabric with a weave pattern
    • Patent number 6,726,286
    • Issue date Apr 27, 2004
    • Herman Miller, Inc.
    • William E. Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Seating structure having a backrest with a bowed section
    • Patent number 6,722,741
    • Issue date Apr 20, 2004
    • Herman Miller, Inc.
    • William E. Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Support assembly for a seating structure
    • Patent number 6,702,390
    • Issue date Mar 9, 2004
    • Herman Miller, Inc.
    • William E. Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Backrest
    • Patent number 6,588,842
    • Issue date Jul 8, 2003
    • Herman Miller, Inc.
    • William E. Stumpf
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Office chair
    • Patent number 6,386,634
    • Issue date May 14, 2002
    • Herman Miller, Inc.
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Support assembly
    • Patent number 6,308,922
    • Issue date Oct 30, 2001
    • Herman Miller, Inc.
    • Geoff A. Hollington
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Process for making an office chair
    • Patent number 6,125,521
    • Issue date Oct 3, 2000
    • Herman Miller, Inc.
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Office chair
    • Patent number 6,059,368
    • Issue date May 9, 2000
    • Herman Miller, Inc.
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Woven fabric membrane for a seating surface
    • Patent number 6,035,901
    • Issue date Mar 14, 2000
    • Herman Miller, Inc.
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tilt control mechanism for a chair
    • Patent number 5,772,282
    • Issue date Jun 30, 1998
    • Herman Miller Inc.
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Office chair
    • Publication number 20060071523
    • Publication date Apr 6, 2006
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Chair with a linkage assembly
    • Publication number 20040155503
    • Publication date Aug 12, 2004
    • Herman Miller, Inc.
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Seating structure having a backrest with a flexible membrane and a...
    • Publication number 20030034680
    • Publication date Feb 20, 2003
    • Herman Miller, Inc.
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Support assembly for a seating structure
    • Publication number 20030034682
    • Publication date Feb 20, 2003
    • Herman Miller, Inc.
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Seating structure having a fabric with a weave pattern
    • Publication number 20030034681
    • Publication date Feb 20, 2003
    • Herman Miller, Inc.
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Seating structure having a backrest with a flexible membrane and a...
    • Publication number 20030020310
    • Publication date Jan 30, 2003
    • Herman Miller, Inc.
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Backrest
    • Publication number 20010030453
    • Publication date Oct 18, 2001
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Seat
    • Publication number 20010028188
    • Publication date Oct 11, 2001
    • William E. Stumpf
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL