Patents by Inventor Daniela Guerra

Daniela Guerra 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).

  • Bidirectional ball valve particularly for ecological frigorific gases
    Patent number: 6540206
    Abstract: The present finding relates to a bidirectional ball valve usable particularly for ecological frigorific gases, which has a valve body housing a ball shutter connected to a control rod sealingly protruding from said valve body. The peculiarity of the finding is in that the ball shutter is turnable by 180° and is provided with a through hole on the side surface, and in the closing step can be arranged in the incoming flow direction.
    Type: Grant
    Filed: May 23, 2001
    Date of Patent: April 1, 2003
    Assignee: Fratelli Guerra KMP Srl
    Inventor: Daniela Guerra
  • Bidirectional ball valve particularly for ecological frigorific gases
    Publication number: 20020008223
    Abstract: The present finding relates to a bidirectional ball valve usable particularly for ecological frigorific gases, which comprises a valve body housing a ball shutter connected to a control rod sealingly protruding from said valve body.
    Type: Application
    Filed: May 23, 2001
    Publication date: January 24, 2002
    Applicant: FRATELLI GUERRA KMP SRL
    Inventor: Daniela Guerra