Patents by Inventor Masayuki Matsukura

Masayuki Matsukura 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).

  • Frequency modulation transmitter
    Patent number: 4501019
    Abstract: A frequency modulation transmitter has a frequency synthesizer comprised of a voltage controlled oscillator for operating a transmitter section of the modulation transmitter. The output center frequency of the voltage controlled oscillator is determined by channel designation information. The level of a modulation input signal applied to the voltage controlled oscillator for modulating the center frequency is changed in accordance with the channel designation information.
    Type: Grant
    Filed: December 17, 1982
    Date of Patent: February 19, 1985
    Assignee: Nippon Electric Co., Ltd.
    Inventors: Masayuki Matsukura, Yukio Fukumura