TREA

Kenneth J. Kirchhoff

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  • Gem Lake, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable keyboard support assembly
    • Patent number 7,575,205
    • Issue date Aug 18, 2009
    • 3M Innovative Properties Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustable keyboard support assembly
    • Patent number 7,113,393
    • Issue date Sep 26, 2006
    • 3M Innovative Properties Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustable keyboard tray
    • Patent number 7,086,634
    • Issue date Aug 8, 2006
    • 3M Innovative Properties Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustable keyboard support assembly method of use
    • Patent number 6,938,866
    • Issue date Sep 6, 2005
    • 3M Innovative Properties Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Method of assembling a wrist rest
    • Patent number 6,843,454
    • Issue date Jan 18, 2005
    • 3M Innovative Properties Company
    • Robert J. Wolf
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Wrist rest assembly
    • Patent number 6,626,403
    • Issue date Sep 30, 2003
    • 3M Innovative Properties Company
    • Robert J. Wolf
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Adjustable keyboard support assembly
    • Patent number 6,536,728
    • Issue date Mar 25, 2003
    • 3M Innovative Properties Company
    • Joel K. Hagglund
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Wrist rest assembly
    • Patent number 6,494,418
    • Issue date Dec 17, 2002
    • 3M Innovative Properties Company
    • Robert J. Wolf
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Task light
    • Patent number D414578
    • Issue date Sep 28, 1999
    • Minnesota Mining and Manufacturing Company
    • Edwin T. Chen
    • D26 - Lighting
  • Information Patent Grant

    Keyboard support assembly
    • Patent number D402971
    • Issue date Dec 22, 1998
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Keyboard support assembly
    • Patent number 5,823,487
    • Issue date Oct 20, 1998
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Keyboard support assembly
    • Patent number D396708
    • Issue date Aug 4, 1998
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Wrist rest assembly
    • Patent number 5,713,544
    • Issue date Feb 3, 1998
    • Minnesota Mining and Manufacturing Company
    • Robert J. Wolf
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Keyboard support assembly
    • Patent number D387744
    • Issue date Dec 16, 1997
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Notice assembly
    • Patent number 5,671,557
    • Issue date Sep 30, 1997
    • Minnesota Mining and Manufacturing Company
    • Bruce W. Carlson
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Wrist rest
    • Patent number D383740
    • Issue date Sep 16, 1997
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Wrist rest assembly
    • Patent number 5,641,369
    • Issue date Jun 24, 1997
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustable paper holder
    • Patent number 5,620,162
    • Issue date Apr 15, 1997
    • Minnesota Mining and Manufacturing Company
    • Tanya L. Beckwith
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Easily adjustable footrest
    • Patent number 5,584,535
    • Issue date Dec 17, 1996
    • Minnesota Mining and Manufacturing Company
    • Jason R. Jacobson
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Wrist rest assembly
    • Patent number 5,547,154
    • Issue date Aug 20, 1996
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Notice assembly with rotatable message display
    • Patent number D372499
    • Issue date Aug 6, 1996
    • Minnesota Mining and Manufacturing Company
    • Bruce W. Carlson
    • D19 - Office supplies
  • Information Patent Grant

    Wrist rest
    • Patent number D370474
    • Issue date Jun 4, 1996
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Adjustable paper holder
    • Patent number D364427
    • Issue date Nov 21, 1995
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D19 - Office supplies
  • Information Patent Grant

    Note tray
    • Patent number D362687
    • Issue date Sep 26, 1995
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D19 - Office supplies
  • Information Patent Grant

    Note pad holder
    • Patent number D358846
    • Issue date May 30, 1995
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D19 - Office supplies
  • Information Patent Grant

    Note dispenser
    • Patent number D358425
    • Issue date May 16, 1995
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D19 - Office supplies
  • Information Patent Grant

    Desk top organizer
    • Patent number D342758
    • Issue date Dec 28, 1993
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D19 - Office supplies
  • Information Patent Grant

    Dispenser for adhesive-backed sheets
    • Patent number D342759
    • Issue date Dec 28, 1993
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D19 - Office supplies
  • Information Patent Grant

    Note pad holder
    • Patent number D342760
    • Issue date Dec 28, 1993
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D19 - Office supplies
  • Information Patent Grant

    Tape dispenser
    • Patent number D342548
    • Issue date Dec 21, 1993
    • Minnesota Mining and Manufacturing Company
    • Kenneth J. Kirchhoff
    • D19 - Office supplies

Patents Applicationslast 30 patents

  • Information Patent Application

    Keyboard support assembly
    • Publication number 20070152122
    • Publication date Jul 5, 2007
    • 3M Innovative Properties Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Adjustable keyboard support assembly
    • Publication number 20070001077
    • Publication date Jan 4, 2007
    • 3M Innovative Properties Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Adjustable keyboard support assembly
    • Publication number 20050105255
    • Publication date May 19, 2005
    • 3M Innovative Properties Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Adjustable keyboard support assembly method of use
    • Publication number 20050103960
    • Publication date May 19, 2005
    • 3M Innovative Properties Company
    • Kenneth J. Kirchhoff
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Wrist rest assembly
    • Publication number 20050092871
    • Publication date May 5, 2005
    • 3M Innovative Properties Company
    • Robert J. Wolf
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Wrist rest assembly
    • Publication number 20040035986
    • Publication date Feb 26, 2004
    • 3M Innovative Properties Company
    • Robert J. Wolf
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    ADJUSTABLE KEYBOARD SUPPORT ASSEMBLY
    • Publication number 20030042380
    • Publication date Mar 6, 2003
    • 3M Innovative Properties Company
    • Joel K. Hagglund
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Document holder
    • Publication number 20020088915
    • Publication date Jul 11, 2002
    • James E. Nash
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...