Patents by Inventor Cindra A. Widrig

Cindra A. Widrig 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).

  • Method of measuring gas concentrations and microfabricated sensing device for practicing same
    Patent number: 5514253
    Abstract: A microfabricated sensing device is disclosed, including methods for using the same for the measurement of the concentration of a gas in a sample. Unique sensor configurations are described which substantially eliminate electrode cross-contamination during operation of the microfabricated sensing devices.
    Type: Grant
    Filed: July 13, 1994
    Date of Patent: May 7, 1996
    Assignee: I-Stat Corporation
    Inventors: Graham Davis, Imants R. Lauks, Raymond J. Pierce, Cindra A. Widrig