Patents by Inventor Yuuichi Kurabuchi

Yuuichi Kurabuchi 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).

  • Personal digital assistant
    Patent number: D456805
    Type: Grant
    Filed: April 5, 2001
    Date of Patent: May 7, 2002
    Assignee: Casio Keisanki Kabushiki Kaisha
    Inventors: Junichi Ono, Yuuichi Kurabuchi
  • Electronic calculator
    Patent number: D561245
    Type: Grant
    Filed: May 24, 2006
    Date of Patent: February 5, 2008
    Assignee: Casio Keisanki Kabushiki Kaisha
    Inventors: Junichi Ono, Yuuichi Kurabuchi, Shuji Shibuki