Patents by Inventor Delfin Perez Alberto

Delfin Perez Alberto 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).

  • Harvester combine
    Patent number: 4035996
    Abstract: A harvester combine in which a frame is pivotally mounted on the chassis of a self-propelled vehicle so as to be at least partially suspended beyond the front of the chassis. A plurality of cutter mechanisms, one of which is movable with respect to the ground, are provided for cutting the crop to be harvested. A conveyor transports the cut harvested crop and extraneous material rearwardly to a cleaning chamber in which the cut harvested crop is separated from the extraneous material and is separately recovered.
    Type: Grant
    Filed: May 15, 1975
    Date of Patent: July 19, 1977
    Inventors: Carlos M. Cruz Fernandez, Rogelio Rodriguez Valdes, Delfin Perez Alberto