Patents by Inventor Marc Brignet

Marc Brignet 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 for making cards, in particular memory cards
    Patent number: 5030309
    Abstract: According to the invention the card body is made by molding a plastic material such as ABS. The mold (20, 22) includes a core (24) serving to define a cavity in the card body for the purpose of receiving a card electronic module.
    Type: Grant
    Filed: July 14, 1989
    Date of Patent: July 9, 1991
    Assignee: Schlumberger Industries
    Inventors: Marc Brignet, Emile Droche