Patents Represented by Attorney DLA Pipet LLP (US)
  • Patent number: 7484950
    Abstract: A first forming roll and a second forming roll are provided parallel and opposite to each other, and a double-surface formed sheet is formed by the first forming roll and the second forming roll.
    Type: Grant
    Filed: December 30, 2005
    Date of Patent: February 3, 2009
    Assignee: Toshiba Kikai Kabushiki Kaisha
    Inventors: Koji Mizunuma, Toshihiko Kusago