Patents Assigned to Novitake Itron Corporation
  • Electron-emitting source, electron-emitting module, and method of manufacturing electron-emitting source
    Patent number: 6522055
    Abstract: An electron-emitting source includes a substrate and a coating film. The substrate is made of a material containing a metal serving as a growth nucleus for nanotube fibers as a main component, and has a plurality of through holes. The coating film is constituted by nanotube fibers formed on a surface of the substrate and wall surfaces of the through holes. A method of manufacturing an electron-emitting source is also disclosed.
    Type: Grant
    Filed: February 15, 2001
    Date of Patent: February 18, 2003
    Assignees: Novitake Itron Corporation, Nihon Shinku Gijutsu Kabushiki Kaisha
    Inventors: Sashiro Uemura, Takeshi Nagasako, Junko Yotani, Hirohiko Murakami