Patents by Inventor Jeffery D. Maske

Jeffery D. Maske 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).

  • Park brake release apparatus and method
    Patent number: 6168244
    Abstract: A park brake release apparatus includes a service brake valve assembly operably connected to a service brake piston. A one-way valve is operably connected between the service brake piston and a park brake piston to allow fluid to flow from the service brake circuit to the park brake piston to release a park brake.
    Type: Grant
    Filed: June 12, 1998
    Date of Patent: January 2, 2001
    Assignee: Case Corporation
    Inventor: Jeffery D. Maske