Patents by Inventor Masahito Fukushima

Masahito Fukushima 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).

  • Document editing apparatus having document collator function
    Patent number: 4890256
    Abstract: A check up key and a check up display speed key are provided on the inputting apparatus. When the check up key is inputted, a check up display speed controlling apparatus displays the character line of the already inputted document with a continuous shifting of the character line of the already inputted document. When the check up display speed key is inputted, the check up display speed controlling apparatus changes the check up display speed for the display. During the check up of the already inputted document, the character line of the already inputted document is displayed with a continuous shifting and also the check up display speed for the display is set freely, so that the character line of the already inputted document can be edited easily.
    Type: Grant
    Filed: December 9, 1987
    Date of Patent: December 26, 1989
    Assignee: Hitachi, Ltd.
    Inventors: Hideki Sasaki, Shigeru Matsuoka, Eiji Matsuda, Hitoshi Yonenaga, Masahito Fukushima
  • Data processing system
    Patent number: 4825308
    Abstract: A data processing system in which a phase judging data portion is added to the head of data to be registered in a tape recorder so that a sampling timing may be changed when the phase of the sampling signal of the phase judging data portion in the data reproduced from the tape recorder is not coincident with a predetermined value.
    Type: Grant
    Filed: February 9, 1987
    Date of Patent: April 25, 1989
    Assignee: Hitachi, Ltd.
    Inventors: Masahito Fukushima, Eiji Matsuda, Shigeru Matsuoka, Hitoshi Yonenaga