Patents Assigned to Nikon Shinku Gijutsu Kabushiki Kaisha
  • Apparatus for manufacturing of abrasion resistant magnetic recording product
    Patent number: 4655167
    Abstract: A method and apparatus for making an abrasion-resistant magnetic recording product comprising forming a magnetic film on the surface of a substrate in a vacuum container, and thereafter, vapor depositing a lubricant on the surface of the magnetic film in the same vacuum container. If necessary, the surface of the magnetic film can be oxidized in the same vacuum container, prior to vapor depositing the lubricant.
    Type: Grant
    Filed: June 18, 1985
    Date of Patent: April 7, 1987
    Assignee: Nikon Shinku Gijutsu Kabushiki Kaisha
    Inventors: Kyuzo Nakamura, Yoshifumi Ota