Patents by Inventor Kengo Murasawa

Kengo Murasawa 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).

  • Tuning type laser oscillator apparatus and laser radar system and laser communication system using the same
    Patent number: 4048585
    Abstract: In a tuning type laser oscillator apparatus, a common dispersion element such as diffraction grating or prism is used with a plurality of laser oscillators so that the same oscillation condition can be established for the respective oscillators by adjusting the angle of the dispersion element. This laser oscillator apparatus is applicable to laser radar and laser communication systems, with simplified structure.
    Type: Grant
    Filed: October 22, 1975
    Date of Patent: September 13, 1977
    Assignee: Hitachi, Ltd.
    Inventor: Kengo Murasawa