Patents by Inventor Patrick R. Rohlman

Patrick R. Rohlman 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).

  • Engine
    Patent number: 10221727
    Abstract: An engine is disclosed of the V-configuration having an integrated engine and transmission. The engine has an engine ventilation system communicating between the crankcase and an upper end of the valve cover, whereby blow-by gases can be returned to the air intake system to recycle the unspent fuel. The engine also includes an easily accessible/removable cam, such that the camshaft may be removed without removing the rocker arms. The engine also includes a lubrication system for lubricating components of the engine and transmission.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: March 5, 2019
    Assignee: Indian Motorcycle International, LLC
    Inventors: C. Scott Walter, Cal W. Johnson, John S. Lengyel, Patrick R. Rohlman