Patents by Inventor Andrew M. Woodward

Andrew M. Woodward 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).

  • Analytical or monitoring apparatus and method
    Patent number: 5569591
    Abstract: Cellular biological material (such as living tissue) is analysed or monitored by applying an AC electrical potential across the biological material so as to produce a nonlinear dielectric spectrum, and obtaining a detectable signal corresponding to the resulting spectrum. The potential is of a first frequency and the measured response at one or more second frequency substantially not overlapping with the first frequency.
    Type: Grant
    Filed: July 21, 1994
    Date of Patent: October 29, 1996
    Assignee: University College of Wales Aberystwyth
    Inventors: Douglas B. Kell, Andrew M. Woodward