Patents by Inventor Hisakazu Shimizu

Hisakazu Shimizu 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).

  • Copying machine
    Patent number: D328093
    Type: Grant
    Filed: May 22, 1990
    Date of Patent: July 21, 1992
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hisakazu Shimizu, Takeshi Komada, Yosuke Osawa, Mitsuru Sakurai
  • Copying machine
    Patent number: D328094
    Type: Grant
    Filed: October 2, 1990
    Date of Patent: July 21, 1992
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hisakazu Shimizu, Yosuke Osawa, Takeshi Komada, Mitsuru Sakurai
  • Video adapter for copying machine
    Patent number: D329452
    Type: Grant
    Filed: December 24, 1990
    Date of Patent: September 15, 1992
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeshi Komada, Hisakazu Shimizu, Yosuke Ohsawa, Mitsuru Sakurai
  • Image editing unit for digitally input data
    Patent number: D333125
    Type: Grant
    Filed: December 24, 1990
    Date of Patent: February 9, 1993
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeshi Komada, Hisakazu Shimizu, Yosuke Ohsawa, Mitsuru Sakurai
  • Sorter for copying machine
    Patent number: D354306
    Type: Grant
    Filed: July 21, 1993
    Date of Patent: January 10, 1995
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hisakazu Shimizu
  • Copying machine
    Patent number: D362457
    Type: Grant
    Filed: June 28, 1994
    Date of Patent: September 19, 1995
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hisakazu Shimizu
  • Toner bottle for copying machine
    Patent number: D362676
    Type: Grant
    Filed: June 20, 1994
    Date of Patent: September 26, 1995
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hisakazu Shimizu, Toshiaki Nagashima