Patents by Inventor Thomas James Carlson

Thomas James Carlson 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).

  • Multiple pressure gradient sensor
    Patent number: 6201766
    Abstract: Apparatus for studying the variations in hydrodynamic pressure for correlation with fish movement towards and away from zones of danger comprises a hollow winged section having mounted on the surface thereof, piezoelectric sensors, and an accelerometer mounted within the apparatus, for generating electrical signals that are processed and interpreted by remote electronic means.
    Type: Grant
    Filed: August 10, 1998
    Date of Patent: March 13, 2001
    Inventors: Thomas James Carlson, James Arlington Evans, John Michael Nestler