Patents by Inventor John Logis, Jr.

John Logis, Jr. 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).

  • Inductive load driver with fast switching capability
    Patent number: 3947776
    Abstract: An inductive load driver apparatus utilizing a current feedback loop having two switchable signal paths to provide the fast switching capability to drive the ferrite phase shifters on the AWACS antenna.
    Type: Grant
    Filed: October 22, 1974
    Date of Patent: March 30, 1976
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Daniel A. Stevens, John Logis, Jr., Ronald C. Scheerer