Patents Assigned to Purtec Limited
  • An immunoassay apparatus having at least two waveguides and method for its use
    Patent number: 4775637
    Abstract: The unit consists of a cuvette and light guiding means comporting more than one waveguide element in contact with the solution to be analyzed. During operation, signals issuing from said waveguide elements provide data on two or more parameters in the solution substantially simultaneously.
    Type: Grant
    Filed: December 5, 1985
    Date of Patent: October 4, 1988
    Assignee: Purtec Limited
    Inventors: Ranald M. Sutherland, Claus Dahne, Georges Revillet