Patents by Inventor Luis A. Ramirez Diaz

Luis A. Ramirez Diaz 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).

  • Carburetor for an internal combustion engine
    Patent number: 4430982
    Abstract: An improved flow-type carburetor for an internal combustion engine comprising an exhaust gas conduit and port for introducing exhaust gas into the area of the carburetor defined between the venturi and the throttle valve and two or more ports for introducing additional air into the area of the carburetor between the venturi and throttle valve.
    Type: Grant
    Filed: May 20, 1981
    Date of Patent: February 14, 1984
    Assignee: Ramirez Development Corporation
    Inventor: Luis A. Ramirez Diaz