Patents by Inventor Shigemasa Kato

Shigemasa Kato 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).

  • Printer
    Patent number: D279677
    Type: Grant
    Filed: April 7, 1983
    Date of Patent: July 16, 1985
    Assignee: Tokyo Juki Industrial Co., Ltd.
    Inventors: Shigemasa Kato, Sanae Takada, Masaaki Tsukiji
  • Electronic typewriter
    Patent number: D281251
    Type: Grant
    Filed: March 26, 1984
    Date of Patent: November 5, 1985
    Assignee: Tokyo Juki Industrial Co., Ltd.
    Inventors: Shigemasa Kato, Sanae Takada
  • Electronic typewriter
    Patent number: D281252
    Type: Grant
    Filed: March 26, 1984
    Date of Patent: November 5, 1985
    Assignee: Tokyo Juki Industrial Co., Ltd.
    Inventors: Shigemasa Kato, Sanae Takada