Patents by Inventor Masumi Ujiie

Masumi Ujiie 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).

  • Packing box for video cassettes
    Patent number: D279263
    Type: Grant
    Filed: January 19, 1983
    Date of Patent: June 18, 1985
    Assignee: Sony Corporation
    Inventor: Masumi Ujiie
  • Packing box for video cassettes
    Patent number: D279264
    Type: Grant
    Filed: January 19, 1983
    Date of Patent: June 18, 1985
    Assignee: Sony Corporation
    Inventor: Masumi Ujiie
  • Packing box for video cassettes
    Patent number: D279355
    Type: Grant
    Filed: January 19, 1983
    Date of Patent: June 25, 1985
    Assignee: Sony Corporation
    Inventor: Masumi Ujiie