Patents by Inventor Hiroshi Sakaguchi

Hiroshi Sakaguchi 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: D290372
    Type: Grant
    Filed: April 22, 1985
    Date of Patent: June 16, 1987
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida
  • Combined word processor-printer
    Patent number: D290845
    Type: Grant
    Filed: May 16, 1984
    Date of Patent: July 14, 1987
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida, Megumi Shinohara, Tadahiko Saimen
  • Electronic calculator with electronic memo
    Patent number: D293688
    Type: Grant
    Filed: December 24, 1985
    Date of Patent: January 12, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Tadahiko Saimen
  • Printing calculator
    Patent number: D293689
    Type: Grant
    Filed: November 27, 1985
    Date of Patent: January 12, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Tadahiko Saimen
  • Electronic calculator
    Patent number: D293920
    Type: Grant
    Filed: November 27, 1985
    Date of Patent: January 26, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida
  • Printing calculator
    Patent number: D294280
    Type: Grant
    Filed: November 27, 1985
    Date of Patent: February 16, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Noriko Satake
  • Printing calculator
    Patent number: D294370
    Type: Grant
    Filed: December 5, 1985
    Date of Patent: February 23, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Tadahiko Saimen
  • Electronic calculator
    Patent number: D295875
    Type: Grant
    Filed: November 27, 1985
    Date of Patent: May 24, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida
  • Electronic calculator
    Patent number: D297947
    Type: Grant
    Filed: May 23, 1986
    Date of Patent: October 4, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida
  • Electronic calculator
    Patent number: D297948
    Type: Grant
    Filed: January 17, 1986
    Date of Patent: October 4, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida
  • Electronic calculator
    Patent number: D297949
    Type: Grant
    Filed: April 29, 1986
    Date of Patent: October 4, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Toshiya Takahashi
  • Electronic calculator
    Patent number: D297950
    Type: Grant
    Filed: May 29, 1986
    Date of Patent: October 4, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida
  • Input/output device for electronic memo
    Patent number: D298622
    Type: Grant
    Filed: March 14, 1986
    Date of Patent: November 22, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Tadahiko Saimen
  • Pocket computer
    Patent number: D298623
    Type: Grant
    Filed: March 14, 1986
    Date of Patent: November 22, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Kazumi Osaka
  • Electronic sphygmomanometer
    Patent number: D298774
    Type: Grant
    Filed: November 21, 1986
    Date of Patent: November 29, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Toshiya Takahashi
  • Electronic thermometer
    Patent number: D299700
    Type: Grant
    Filed: September 24, 1986
    Date of Patent: February 7, 1989
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Masaki Kawamura
  • Electronic thermometer
    Patent number: D299812
    Type: Grant
    Filed: November 19, 1986
    Date of Patent: February 14, 1989
    Assignee: Sharp Corporation
    Inventors: Hiroshi Sakaguchi, Yoko Ikuzawa
  • Electronic calculator
    Patent number: D303121
    Type: Grant
    Filed: November 21, 1986
    Date of Patent: August 29, 1989
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hiroshi Sakaguchi, Katsuhiro Iida, Toshiya Takahashi
  • Electronic calculator
    Patent number: D303539
    Type: Grant
    Filed: November 21, 1986
    Date of Patent: September 19, 1989
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hiroshi Sakaguchi, Katsuhiro Iida, Toshiya Takahashi
  • Electronic calculator
    Patent number: D303681
    Type: Grant
    Filed: February 5, 1987
    Date of Patent: September 26, 1989
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hiroshi Sakaguchi, Toshiya Takahashi