Patents by Inventor Leigh Roy Abts

Leigh Roy Abts 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).

  • Ultrasonic particulate sensing
    Patent number: 4112773
    Abstract: A pulse echo device with a concave transmitter-receiver surface located to direct ultrasonic energy to a focal point spaced therefrom transversely of a conduit, the focal point being a distance transversely of the conduit less than twice the thickness of the conduit.
    Type: Grant
    Filed: May 2, 1977
    Date of Patent: September 12, 1978
    Assignee: Rhode Island Hospital
    Inventor: Leigh Roy Abts