Patents by Inventor Yuuji Nishiwaki

Yuuji Nishiwaki 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).

  • Converter for connecting modem equipment of dissimilar interface protocol
    Patent number: 5539787
    Abstract: A converter which is connected to a modulation/demodulation equipment having a first interface and to a terminal equipment having a second interface is disclosed. The converter includes a first connector for electrically connecting the converter to the modulation/demodulation equipment; a second connector for electrically connecting the converter to the terminal equipment; a signal converting circuit connected to the first connector and the second connector, for converting a signal input from the first connector into a signal which follows the second interface, the converted signal being output to the second connector, and for converting a signal input from the second connector into a signal which follows the first interface, the converted signal being output to the first connector; and a power supply circuit for supplying power to the modulation/demodulation equipment via the first connector.
    Type: Grant
    Filed: July 6, 1993
    Date of Patent: July 23, 1996
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Takahiko Nakano, Yuuji Nishiwaki