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Laura J. Winfrey

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  • Belmont, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Capillary flow device
    • Patent number 5,300,779
    • Issue date Apr 5, 1994
    • Biotrack, Inc.
    • Robert S. Hillman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Capillary flow device
    • Patent number 5,204,525
    • Issue date Apr 20, 1993
    • Biotrack
    • Robert S. Hillman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Capillary flow device
    • Patent number 5,164,598
    • Issue date Nov 17, 1992
    • Biotrack
    • Robert S. Hillman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Capillary flow device
    • Patent number 5,144,139
    • Issue date Sep 1, 1992
    • Biotrack, Inc.
    • Robert S. Hillman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Capillary flow device
    • Patent number 5,140,161
    • Issue date Aug 18, 1992
    • Biotrack
    • Robert S. Hillman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Capillary flow device and method for measuring activated partial th...
    • Patent number 5,039,617
    • Issue date Aug 13, 1991
    • Biotrack, Inc.
    • Katheryne M. McDonald
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Capillary flow device
    • Patent number 5,004,923
    • Issue date Apr 2, 1991
    • Biotrack, Inc.
    • Robert S. Hillman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Capillary flow device
    • Patent number 4,963,498
    • Issue date Oct 16, 1990
    • Biotrack
    • Robert S. Hillman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Capillary flow device
    • Patent number 4,948,961
    • Issue date Aug 14, 1990
    • Biotrack, Inc.
    • Robert S. Hillman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Capillary flow device
    • Patent number 4,756,884
    • Issue date Jul 12, 1988
    • Biotrack, Inc.
    • Robert S. Hillman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Whole blood control sample
    • Patent number 4,731,330
    • Issue date Mar 15, 1988
    • Biotrack, Inc.
    • James L. Hill
    • G01 - MEASURING TESTING