Patents by Inventor David Krasnjanski

David Krasnjanski 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).

  • Geomagnetic velocimeter
    Patent number: 4509131
    Abstract: A velocity measuring system utilizes a pair of magnetic sensors each moun in a displaced location with respect to the other on a vehicle whereby such sensors passing over the same stationary base location at different times provide geomagnetic field signals to a correlator circuit for producing a value for the ground speed of the vehicle.
    Type: Grant
    Filed: June 1, 1982
    Date of Patent: April 2, 1985
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: David Krasnjanski