Patents by Inventor Fumitaka Nishikawa

Fumitaka Nishikawa 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).

  • Processing apparatus having a nonvolatile memory to which a supply voltage is supplied through a shared terminal
    Patent number: 5828826
    Abstract: A processing apparatus capable of feeding voltage necessary when writing data in a programmable nonvolatile memory without increasing the number of terminals is presented. A control signal MO for changing over the actual operation mode and test mode, and a program voltage VPP necessary when writing or erasing data in an EEPROM are provided.
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: October 27, 1998
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Koji Sato, Hirotake Hayashi, Fumitaka Nishikawa
  • Display controller
    Patent number: 5592194
    Abstract: A display controller for controlling the display area used by data on a display unit, having a first setting element that sets a first display size for the display unit, a second setting element that sets a second display size to be used for displaying data, and a control element for outputting display data to the display unit in an area defined by the first and second setting elements whereby data of an equal or lower display resolution is mapped onto the display unit.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: January 7, 1997
    Assignee: Seiko Epson Corporation
    Inventor: Fumitaka Nishikawa