Patents by Inventor Chad M Cunningham

Chad M Cunningham 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).

  • Two-wheeled vehicle
    Patent number: 11427277
    Abstract: A two-wheeled vehicle includes a frame having a front frame portion, a mid-frame portion, and a rear frame portion. The mid-frame portion is coupled to the rear frame portion and the front frame portion. The vehicle further includes a plurality of ground-engaging members for supporting the frame. The engine includes an air deflector to assist in cooling a rear cylinder of a V-twin engine. An accessory windshield is also shown which may be coupled to the handlebars and front forks of the vehicle. Also, a rear accessory attachment is shown mountable to the rear fender.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: August 30, 2022
    Assignee: Indian Motorcycle International, LLC
    Inventors: Bryan D. O'Rourke, Cal W. Johnson, Chad M. Cunningham, Neil P. Quade, Steven M. Hamlin
  • TWO-WHEELED VEHICLE
    Publication number: 20150129342
    Abstract: A two-wheeled vehicle includes a frame having a front frame portion, a mid-frame portion, and a rear frame portion. The mid-frame portion is coupled to the rear frame portion and the front frame portion. The vehicle further includes a plurality of ground-engaging members for supporting the frame. The engine includes an air deflector to assist in cooling a rear cylinder of a V-twin engine. An accessory windshield is also shown which may be coupled to the handlebars and front forks of the vehicle. Also, a rear accessory attachment is shown mountable to the rear fender.
    Type: Application
    Filed: July 25, 2014
    Publication date: May 14, 2015
    Inventors: Bryan D. O`Rourke, Cal W. Johnson, Chad M. Cunningham, Neil P. Quade, Steven M. Hamlin, Lauren E. Parnofiello, David L. Bagnariol, Joel M. Notaro, Todd M. Zinda, Richard J. Christoph, Jeffrey D. Oltmans
  • Method and operation of an engine
    Patent number: 7431024
    Abstract: An engine is disclosed which may operate in a first operating state wherein a spark ignited fuel is ignited in a combustion chamber with an igniter and a second operating state wherein a compression ignited fuel is ignited in a combustion chamber with an igniter. A compression ratio in the combustion chamber being up to about eight to one. The engine may be a four-stroke engine. The engine may include a piston having a top portion with a recessed central portion.
    Type: Grant
    Filed: June 2, 2006
    Date of Patent: October 7, 2008
    Assignee: Polaris Industries Inc.
    Inventors: James H Buchwitz, Chad M Cunningham, Nathan D Dahl, Ryan W Sorenson, Dean J Hedlund, Christopher R Benning