Patents by Inventor David Voisard

David Voisard 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).

  • Method and apparatus for injection molding
    Patent number: 6875383
    Abstract: A multi-cavity injection molding method and device, and a controller for sequentially injecting material into cavities in the injection molding device. The methods and devices are effective to reduce the clamping force needed to clamp multiple cavity molds.
    Type: Grant
    Filed: January 3, 2002
    Date of Patent: April 5, 2005
    Assignee: MHI Injection Moulding Machinery, Inc.
    Inventors: Doug Smith, David Voisard
  • Method and apparatus for injection molding
    Publication number: 20030122272
    Abstract: A multi-cavity injection molding method and device, and a controller for sequentially injecting material into cavities in the injection molding device. The methods and devices are effective to reduce the clamping force needed to clamp multiple cavity molds.
    Type: Application
    Filed: January 3, 2002
    Publication date: July 3, 2003
    Applicant: Mitsubishi Heavy Industries Injection Molding Machinery, Inc.
    Inventors: Doug Smith, David Voisard