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David W. Tweeten

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  • St. Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Methods of fixing ink
    • Patent number 7,005,162
    • Issue date Feb 28, 2006
    • 3M Innovative Properties Company
    • Lori P. Engle
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Porous inkjet receptor media
    • Patent number 6,979,480
    • Issue date Dec 27, 2005
    • 3M Innovative Properties Company
    • Mark F. Schulz
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Media for cold image transfer
    • Patent number 6,974,609
    • Issue date Dec 13, 2005
    • Lori P. Engle
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Ink fixing materials and methods of fixing ink
    • Patent number 6,764,725
    • Issue date Jul 20, 2004
    • 3M Innovative Properties Company
    • Lori P. Engle
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink-jet recording sheet
    • Patent number 5,932,355
    • Issue date Aug 3, 1999
    • Minnesota Mining and Manufacturing Company
    • Mohammad Iqbal
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink-jet recording sheet
    • Patent number 5,688,603
    • Issue date Nov 18, 1997
    • Minnesota Mining and Manufacturing Company
    • Mohammed Iqbal
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Crosslinked cellulose polymer/colloidal sol matrix and its use with...
    • Patent number 5,686,602
    • Issue date Nov 11, 1997
    • Minnesota Mining and Manufacturing Company
    • Omar Farooq
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    Porous inkjet receptor media
    • Publication number 20040265516
    • Publication date Dec 30, 2004
    • 3M Innovative Properties Company
    • Mark F. Schulz
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Application

    Methods of fixing ink
    • Publication number 20040223039
    • Publication date Nov 11, 2004
    • 3M Innovative Properties Company
    • Lori P. Engle
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Application

    Media for cold image transfer
    • Publication number 20030170429
    • Publication date Sep 11, 2003
    • 3M Innovative Properties Company
    • Lori P. Engle
    • B44 - DECORATIVE ARTS
  • Information Patent Application

    Media for cold image transfer
    • Publication number 20030168156
    • Publication date Sep 11, 2003
    • 3M Innovative Properties Company
    • Lori P. Engle
    • B44 - DECORATIVE ARTS
  • Information Patent Application

    Ink fixing materials and methods of fixing ink
    • Publication number 20010036510
    • Publication date Nov 1, 2001
    • 3M Innovative Properties Company
    • Lori P. Engle
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Media for cold image transfer
    • Publication number 20010031342
    • Publication date Oct 18, 2001
    • Lori P. Engle
    • B44 - DECORATIVE ARTS