Patents by Inventor Takahisa Yubisui

Takahisa Yubisui 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).

  • Combined television and radio receiver and tape recorder
    Patent number: D279095
    Type: Grant
    Filed: July 12, 1982
    Date of Patent: June 4, 1985
    Assignee: Sharp Corporation
    Inventors: Naoyuki Kato, Takahisa Yubisui, Masumi Kanari
  • Calculator
    Patent number: D279109
    Type: Grant
    Filed: April 27, 1983
    Date of Patent: June 4, 1985
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Keiji Sakata, Megumi Shinohara
  • Electronic calculator
    Patent number: D285805
    Type: Grant
    Filed: November 29, 1984
    Date of Patent: September 23, 1986
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi
  • 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
  • Electronic calculator
    Patent number: D290373
    Type: Grant
    Filed: January 18, 1985
    Date of Patent: June 16, 1987
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi
  • Electronic printing calculator
    Patent number: D290374
    Type: Grant
    Filed: May 3, 1985
    Date of Patent: June 16, 1987
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Noriko Satake
  • 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 printing calculator
    Patent number: D291325
    Type: Grant
    Filed: May 3, 1985
    Date of Patent: August 11, 1987
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Noriko Satake
  • Printer
    Patent number: D292414
    Type: Grant
    Filed: July 10, 1985
    Date of Patent: October 20, 1987
    Assignee: Sharp Corporation
    Inventor: Takahisa Yubisui
  • 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
  • Electronic calculator
    Patent number: D294369
    Type: Grant
    Filed: September 11, 1985
    Date of Patent: February 23, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakagushi, Kazumi Osaka
  • 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