Patents by Inventor Kazunori Katami

Kazunori Katami 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).

  • Design for a pen
    Patent number: D319663
    Type: Grant
    Filed: March 20, 1989
    Date of Patent: September 3, 1991
    Assignee: Tombow Pencil Co. Ltd.
    Inventor: Kazunori Katami
  • Mechanical pencil
    Patent number: D324067
    Type: Grant
    Filed: April 9, 1990
    Date of Patent: February 18, 1992
    Assignee: Tombow Pencil Co., Ltd.
    Inventor: Kazunori Katami
  • Lead holder
    Patent number: D324069
    Type: Grant
    Filed: April 9, 1990
    Date of Patent: February 18, 1992
    Assignee: Tombow Pencil Co., Ltd.
    Inventor: Kazunori Katami
  • Mechanical pencil
    Patent number: D325045
    Type: Grant
    Filed: April 9, 1990
    Date of Patent: March 31, 1992
    Assignee: Tombow Pencil Co., Ltd.
    Inventor: Kazunori Katami
  • Mechanical pencil
    Patent number: D326683
    Type: Grant
    Filed: July 23, 1990
    Date of Patent: June 2, 1992
    Assignee: Tombow Pencil Co., Ltd.
    Inventor: Kazunori Katami
  • Multi-nibbed ball-point pen
    Patent number: D327703
    Type: Grant
    Filed: August 9, 1990
    Date of Patent: July 7, 1992
    Assignee: Tombow Pencil Co., Ltd.
    Inventor: Kazunori Katami
  • Combined marking pen and cap member therefor
    Patent number: D327706
    Type: Grant
    Filed: July 25, 1990
    Date of Patent: July 7, 1992
    Assignee: Tombow Pencil Co., Ltd.
    Inventor: Kazunori Katami
  • Ball-point pen
    Patent number: D327707
    Type: Grant
    Filed: August 8, 1990
    Date of Patent: July 7, 1992
    Assignee: Tombow Pencil Co., Ltd.
    Inventor: Kazunori Katami