Patents Assigned to Health Card Technologies, Inc.
  • Microscope slide having bar code indicia inscribed thereon
    Patent number: 5919553
    Abstract: A microscope slide having a glass plate, a marking surface coating on an area of the glass plate, and indicia formed by etching away portions of the marking surface coating. The marking surface coating may comprise an epoxy resin material, a ceramic material, or any other substance capable of being affixed as a layer onto a glass surface. The indicia may include machine-readable indicia, human-readable indicia, or both machine-readable and human-readable indicia. In order to produce accurate, high-quality indicia, a laser directed by a computer controller may be used to etch away the portions of the marking surface coating.
    Type: Grant
    Filed: September 26, 1997
    Date of Patent: July 6, 1999
    Assignee: Health Card Technologies, Inc.
    Inventor: Christopher P. Kavanaugh
  • Microscope slide having bar code indicia inscribed thereon
    Patent number: 5683786
    Abstract: A microscope slide having a glass plate, a marking surface coating on an area of the glass plate, and indicia formed by etching away portions of the marking surface coating. The marking surface coating may comprise an epoxy resin material, a ceramic material, or any other substance capable of being affixed as a layer onto a glass surface. The indicia may include machine-readable indicia, human-readable indicia, or both machine-readable and human-readable indicia. In order to produce accurate, high-quality indicia, a laser directed by a computer controller may be used to etch away the portions of the marking surface coating.
    Type: Grant
    Filed: April 25, 1996
    Date of Patent: November 4, 1997
    Assignee: Health Card Technologies, Inc.
    Inventor: Christopher P. Kavanaugh