Patents by Inventor John Phillip Tonkin

John Phillip Tonkin 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).

  • Air control system
    Patent number: 6039023
    Abstract: An air control method for an internal combustion engine having air assist injectors and an electronically controlled throttle maximizes airflow through the injectors while maintaining a range of authority for the electronically controlled throttle. This method maximizes the benefits of fuel atomization while maintaining a desired engine speed in the presence of disturbances.
    Type: Grant
    Filed: June 1, 1998
    Date of Patent: March 21, 2000
    Assignee: Ford Global Technologies, Inc.
    Inventors: Michael John Cullen, John Phillip Tonkin, Eric Blaine Ferch