Patents by Inventor Lester Ryder

Lester Ryder 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).

  • SYSTEM AND METHOD FOR IMPROVED CAM RETARD
    Publication number: 20080035084
    Abstract: A system and method to control valve timing and valve lift of an engine is described. The intake valve timing can be retarded while the valve is in a low lift or high lift mode. The method can lower engine friction and reduce fuel consumption, at least under some conditions.
    Type: Application
    Filed: August 2, 2006
    Publication date: February 14, 2008
    Inventors: James Leiby, Robert Stein, Tom Leone, Lester Ryder
  • System and method for improved cam retard
    Patent number: 7325521
    Abstract: A system and method to control valve timing and valve lift of an engine is described. The intake valve timing can be retarded while the valve is in a low lift or high lift mode. The method can lower engine friction and reduce fuel consumption, at least under some conditions.
    Type: Grant
    Filed: August 2, 2006
    Date of Patent: February 5, 2008
    Assignee: Ford Global Technologies, LLC
    Inventors: James Leiby, Robert Stein, Tom Leone, Lester Ryder