Patents by Inventor Peter J. S. Smith

Peter J. S. Smith 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).

  • Self-referencing enzyme-based microsensor and method of use
    Patent number: 6802957
    Abstract: A micron-scale self-referencing microsensor is disclosed which uses an enzyme-based electrode to measure the flux of an electrochemically inactive analyte such as glucose. The electrode oscillates between at least two positions. In the presence of the analyte, the enzyme generates a species detectable by the electrode.
    Type: Grant
    Filed: September 28, 2001
    Date of Patent: October 12, 2004
    Assignee: Marine Biological Laboratory
    Inventors: Sung-Kw n Jung, Richard H. Sanger, Peter J. S. Smith, John R. Pepperell
  • Determining ion flux of embryos and oocytes
    Patent number: 6062225
    Abstract: A non-invasive self-referencing ion-sensitive probe is used to measure ion efflux from an embryo or an oocyte to determine viability and developmental potential.
    Type: Grant
    Filed: October 16, 1996
    Date of Patent: May 16, 2000
    Assignee: Marine Biological Laboratory
    Inventors: David L. Keefe, Peter J. S. Smith