Patents by Inventor Harumi Sakamoto

Harumi Sakamoto 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).

  • Electronic calculator
    Patent number: D269276
    Type: Grant
    Filed: June 22, 1981
    Date of Patent: June 7, 1983
    Assignee: Sharp Corporation
    Inventors: Masaji Sawada, Harumi Sakamoto
  • Electronic calculator
    Patent number: D273303
    Type: Grant
    Filed: December 14, 1981
    Date of Patent: April 3, 1984
    Assignee: Sharp Corporation
    Inventor: Harumi Sakamoto
  • Electronic calculator
    Patent number: D273393
    Type: Grant
    Filed: May 3, 1982
    Date of Patent: April 10, 1984
    Assignee: Sharp Corporation
    Inventor: Harumi Sakamoto
  • Electronic calculator
    Patent number: D273593
    Type: Grant
    Filed: December 14, 1981
    Date of Patent: April 24, 1984
    Assignee: Sharp Corporation
    Inventor: Harumi Sakamoto
  • Document feeder for copying machine
    Patent number: D276238
    Type: Grant
    Filed: June 18, 1982
    Date of Patent: November 6, 1984
    Assignee: Sharp Corporation
    Inventors: Mikio Kosako, Shigeaki Hayashi, Harumi Sakamoto
  • Electronic calculator
    Patent number: D276242
    Type: Grant
    Filed: January 29, 1982
    Date of Patent: November 6, 1984
    Assignee: Sharp Corporation
    Inventor: Harumi Sakamoto
  • Ink jet printer
    Patent number: D278715
    Type: Grant
    Filed: December 23, 1982
    Date of Patent: May 7, 1985
    Assignee: Sharp Corporation
    Inventors: Katsuhiro Ishida, Harumi Sakamoto
  • Monitor TV set
    Patent number: D292402
    Type: Grant
    Filed: March 12, 1985
    Date of Patent: October 20, 1987
    Assignee: Sharp Corporation
    Inventors: Taisuke Saeki, Harumi Sakamoto
  • Electronic whiteboard and photocopier
    Patent number: D300041
    Type: Grant
    Filed: July 22, 1985
    Date of Patent: February 28, 1989
    Assignee: Sharp Corporation
    Inventors: Shigeru Kurozumi, Harumi Sakamoto
  • Television set
    Patent number: D305757
    Type: Grant
    Filed: November 17, 1987
    Date of Patent: January 30, 1990
    Assignee: Sharp Corporation
    Inventors: Ryunosuke Kitagawa, Harumi Sakamoto
  • Television set
    Patent number: D307007
    Type: Grant
    Filed: July 6, 1987
    Date of Patent: April 3, 1990
    Assignee: Sharp Corporation
    Inventors: Yoshikazu Umeno, Harumi Sakamoto, Yoshito Fujii
  • Television set
    Patent number: D308376
    Type: Grant
    Filed: June 6, 1988
    Date of Patent: June 5, 1990
    Assignee: Sharp Corporation
    Inventors: Harumi Sakamoto, Manabu Hokazono
  • Television set
    Patent number: D308377
    Type: Grant
    Filed: June 8, 1988
    Date of Patent: June 5, 1990
    Assignee: Sharp Corporation
    Inventors: Tomitaro Saito, Harumi Sakamoto
  • Television set
    Patent number: D309134
    Type: Grant
    Filed: September 9, 1987
    Date of Patent: July 10, 1990
    Assignee: Sharp Corporation
    Inventors: Shigeru Kurozumi, Yoshito Fujii, Harumi Sakamoto
  • Television set
    Patent number: D309608
    Type: Grant
    Filed: November 17, 1987
    Date of Patent: July 31, 1990
    Assignee: Sharp Corporation
    Inventors: Takeo Hashiba, Harumi Sakamoto
  • Television set
    Patent number: D309609
    Type: Grant
    Filed: November 17, 1987
    Date of Patent: July 31, 1990
    Assignee: Sharp Corporation
    Inventors: Harumi Sakamoto, Tomitaro Saito
  • Projector
    Patent number: D321526
    Type: Grant
    Filed: June 14, 1989
    Date of Patent: November 12, 1991
    Assignee: Sharp Corporation
    Inventors: Shigeru Kurozumi, Taisuke Saeki, Harumi Sakamoto
  • Television set
    Patent number: D337113
    Type: Grant
    Filed: December 17, 1991
    Date of Patent: July 6, 1993
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Tomitaro Saito, Harumi Sakamoto, Yasushi Fukuda