Patents by Inventor Stephen C. Riggio

Stephen C. Riggio has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Control for blood gas analyzers and hemoglobin analysis
    Patent number: 4711852
    Abstract: A blood gas-hemoglobin analysis control which simulates whole human blood characteristics comprising a buffered suspension medium containing erythrocytes which have been stabilized with an imidoester protein cross-linking agent while being contacted with a gas consisting of pure oxygen or pure carbon monoxide.
    Type: Grant
    Filed: November 5, 1984
    Date of Patent: December 8, 1987
    Assignee: Akzo N.V.
    Inventors: Walter Jacobson, Stephen C. Riggio, James E. Turner