Patents by Inventor Hiromichi Izushima

Hiromichi Izushima 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).

  • Writing instrument
    Patent number: D404765
    Type: Grant
    Filed: January 16, 1998
    Date of Patent: January 26, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventors: Hiromichi Izushima, Gary Prushansky
  • Writing instrument
    Patent number: D405468
    Type: Grant
    Filed: July 29, 1998
    Date of Patent: February 9, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D408057
    Type: Grant
    Filed: July 28, 1998
    Date of Patent: April 13, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Cap for a writing instrument
    Patent number: D409660
    Type: Grant
    Filed: September 4, 1998
    Date of Patent: May 11, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Cap for a writing instrument
    Patent number: D409661
    Type: Grant
    Filed: September 4, 1998
    Date of Patent: May 11, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D410681
    Type: Grant
    Filed: May 20, 1998
    Date of Patent: June 8, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D410682
    Type: Grant
    Filed: December 10, 1998
    Date of Patent: June 8, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Glue pen
    Patent number: D411237
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: June 22, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D412014
    Type: Grant
    Filed: July 29, 1998
    Date of Patent: July 13, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D413927
    Type: Grant
    Filed: December 10, 1998
    Date of Patent: September 14, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D415197
    Type: Grant
    Filed: September 4, 1998
    Date of Patent: October 12, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D417699
    Type: Grant
    Filed: September 15, 1998
    Date of Patent: December 14, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D417891
    Type: Grant
    Filed: July 29, 1998
    Date of Patent: December 21, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Cap for a writing instrument
    Patent number: D418164
    Type: Grant
    Filed: July 6, 1999
    Date of Patent: December 28, 1999
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D421053
    Type: Grant
    Filed: June 30, 1998
    Date of Patent: February 22, 2000
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D423578
    Type: Grant
    Filed: April 22, 1999
    Date of Patent: April 25, 2000
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Finger gripping device for a writing instrument
    Patent number: D427241
    Type: Grant
    Filed: August 9, 1999
    Date of Patent: June 27, 2000
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Clip for a writing instrument
    Patent number: D427634
    Type: Grant
    Filed: November 29, 1999
    Date of Patent: July 4, 2000
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D430207
    Type: Grant
    Filed: April 22, 1999
    Date of Patent: August 29, 2000
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima
  • Writing instrument
    Patent number: D431262
    Type: Grant
    Filed: June 4, 1999
    Date of Patent: September 26, 2000
    Assignee: Kotobuki & Co., Ltd.
    Inventor: Hiromichi Izushima