Patents by Inventor Mario Bertolini

Mario Bertolini 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).

  • Head for pumps in particular of the membrane or piston type and method for its manufacture
    Patent number: 6464475
    Abstract: A head for pumps in particular of the membrane or piston type used for watering and weeding, and to the method for its manufacture. The head has an internal metal frame able to provide it with mechanical strength, integrated in a structure made of material able chemically to withstand the pumped liquids.
    Type: Grant
    Filed: April 6, 2000
    Date of Patent: October 15, 2002
    Assignee: Idromeccanica Bertolini S.p.A.
    Inventor: Mario Bertolini