Patents by Inventor Irvin L. Valley

Irvin L. Valley 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).

  • Airport twenty-four hour pilot information markers
    Patent number: 4879965
    Abstract: Airport twenty-four hour pilot information markers are provided to tell the pilot: upon takeoff or landing how many feet of runway remain; before takeoff or after landing what taxiway he or she is to follow; what is the direction, inboard, outboard, north, south, east, or west, etc.; what is the intersection; what is the holding position; and/or what is the destination; etc.
    Type: Grant
    Filed: May 31, 1984
    Date of Patent: November 14, 1989
    Inventor: Irvin L. Valley