Patents by Inventor Ryan Press

Ryan Press 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).

  • Zero turning radius vehicle and drive system for zero turning radius vehicle
    Patent number: 12122448
    Abstract: A drive system for a zero turning radius (ZTR) vehicle includes a steering control and a sensor configured to receive a position of the steering control. A damper is coupled to the steering control and is configured to apply a selectable amount of resistive force to the steering control. A controller is in communication with the sensor and is configured to operate a motor of the ZTR vehicle responsive to the position of the steering control, and to operate the damper to apply a resistive force to the steering control responsive to actuation of the steering control.
    Type: Grant
    Filed: September 2, 2020
    Date of Patent: October 22, 2024
    Assignee: Parker-Hannifin Corporation
    Inventors: Jason Richardson, Randall Thompson, Roger Gray, Ryan Press, Steven Huard