Patents by Inventor Daiji Nagatomo

Daiji Nagatomo 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).

  • Digital audio compact disk player
    Patent number: D270443
    Type: Grant
    Filed: March 25, 1981
    Date of Patent: September 6, 1983
    Assignee: Sony Corporation
    Inventor: Daiji Nagatomo
  • Printer for a computer
    Patent number: D296211
    Type: Grant
    Filed: October 10, 1985
    Date of Patent: June 14, 1988
    Assignee: C. Itoh & Co., Ltd.
    Inventor: Daiji Nagatomo