Patents by Inventor Irvin E. Dent

Irvin E. Dent 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).

  • Digital rangefinder correlation
    Patent number: 3959641
    Abstract: Correlation in time of the extremely high frequency pulses which occur in tical rangefinders is accomplished by thresholding received returns at a low thresholding value, steering each received pulse to a plurality of up/down counters such that half of the time a counter is counting up and half of the time the counter is counting down. Dividing the up/down time of the counters in a digital format so as to provide a digital range readout from the up/down counters.
    Type: Grant
    Filed: December 5, 1974
    Date of Patent: May 25, 1976
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Walter E. Miller, Jr., Irvin E. Dent