Patents by Inventor Paul E. L. Gralnick

Paul E. L. Gralnick 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).

  • Traffic advisory-instantaneous vertical speed display
    Patent number: 4914733
    Abstract: An electronic display for presenting to an aircraft flight crew the combined information outputs of a vertical speed sensor and a TCAS computer aboard an aircraft. TCAS traffic advisories, i.e. the locations of other aircraft in the vicinity of the protected aircraft, are presented in a first display area of an electric display panel, preferrably in PPI format, showing range, relative bearing and relative altitude, if known. Vertical speed of the protected aircraft is indicated in a second display area adjacent the first display area on the same display panel.
    Type: Grant
    Filed: October 30, 1987
    Date of Patent: April 3, 1990
    Assignee: Allied-Signal, Inc.
    Inventor: Paul E. L. Gralnick