Patents by Inventor Frank P. Harrison

Frank P. Harrison 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).

  • Bio-amplifier for sensing the bio-electric field of fish
    Patent number: 5307052
    Abstract: The present invention provides a bio-amplifier in a water quality system. The bio-amplifier detects and amplifies a ventilatory behavior of a fish. The ventilatory behavior is converted to a signal. The signal is an instantaneous determination of the quality of water being tested.
    Type: Grant
    Filed: April 21, 1992
    Date of Patent: April 26, 1994
    Assignee: Biological Monitoring, Inc.
    Inventors: Frank P. Harrison, David Gruber