Patents by Inventor Richard E. Ronald

Richard E. Ronald 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).

  • Blade attachment with built-in air vent
    Patent number: 4024922
    Abstract: A blade attachment having a built-in air vent or duct to permit the flow of air to or from the engine space through the blade when in the raised position.
    Type: Grant
    Filed: June 20, 1975
    Date of Patent: May 24, 1977
    Assignee: Clark Equipment Company
    Inventor: Richard E. Ronald