TREA

Erik A. Steffensen

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  • Iowa City, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chair back construction
    • Patent number 7,066,537
    • Issue date Jun 27, 2006
    • HNI Technologies Inc.
    • Tim Coffield
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair back construction
    • Patent number 7,014,269
    • Issue date Mar 21, 2006
    • HON Technology Inc.
    • Tim Coffield
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair back construction
    • Patent number 6,729,691
    • Issue date May 4, 2004
    • HON Technology, Inc.
    • Marcus C. Koepke
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Ergonomic chair
    • Patent number 6,669,292
    • Issue date Dec 30, 2003
    • HON Technology Inc.
    • Marcus C. Koepke
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Armless ergonomic chair
    • Patent number D477151
    • Issue date Jul 15, 2003
    • HON Technology Inc.
    • Marcus C. Koepke
    • D06 - Furnishings
  • Information Patent Grant

    Chair back
    • Patent number D477164
    • Issue date Jul 15, 2003
    • HON Technology Inc.
    • Marcus C. Koepke
    • D06 - Furnishings
  • Information Patent Grant

    Ergonomic chair
    • Patent number D476821
    • Issue date Jul 8, 2003
    • HON Technology Inc.
    • Marcus C. Koepke
    • D06 - Furnishings
  • Information Patent Grant

    Lumbar support for a chair
    • Patent number 6,572,190
    • Issue date Jun 3, 2003
    • HON Technology Inc.
    • Marcus C. Koepke
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair of modular construction
    • Patent number 6,568,760
    • Issue date May 27, 2003
    • HON Technology Inc.
    • Keith L. Davis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair back frame
    • Patent number D462858
    • Issue date Sep 17, 2002
    • HON Technology Inc.
    • Marcus C. Koepke
    • D06 - Furnishings
  • Information Patent Grant

    Chair
    • Patent number D462187
    • Issue date Sep 3, 2002
    • HON Technology Inc.
    • Marcus C. Koepke
    • D06 - Furnishings
  • Information Patent Grant

    Chair
    • Patent number D460869
    • Issue date Jul 30, 2002
    • HON Technology Inc.
    • Marcus C. Koepke
    • D06 - Furnishings
  • Information Patent Grant

    Castor
    • Patent number D457421
    • Issue date May 21, 2002
    • HON Technology Inc.
    • Marcus C. Koepke
    • D08 - Tools and hardware

Patents Applicationslast 30 patents

  • Information Patent Application

    Chair back construction
    • Publication number 20050121954
    • Publication date Jun 9, 2005
    • HON Technology Inc.
    • Tim Coffield
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Ergonomic chair
    • Publication number 20030001420
    • Publication date Jan 2, 2003
    • Marcus C. Koepke
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Chair back construction
    • Publication number 20030001425
    • Publication date Jan 2, 2003
    • Marcus C. Koepke
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Chair of modular construction
    • Publication number 20020190563
    • Publication date Dec 19, 2002
    • Keith L. Davis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Chair back construction
    • Publication number 20020190564
    • Publication date Dec 19, 2002
    • Tim Coffield
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Lumbar support for a chair
    • Publication number 20020190552
    • Publication date Dec 19, 2002
    • Marcus C. Koepke
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...