Patents by Inventor Susumu Hinata

Susumu Hinata 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).

  • Semiconductor laser array
    Patent number: 4947401
    Abstract: A semiconductor laser array including multiple semiconductor layers serially disposed on each other to form a plurality of laser stripes that are laterally disposed within the layers each of the lasers stripes including a waveguide of a particular width wherein each of the waveguides has either a relatively wide width or a relatively narrow width and the stripes are laterally arranged with alternatingly wide and narrow waveguides.
    Type: Grant
    Filed: January 31, 1989
    Date of Patent: August 7, 1990
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Susumu Hinata, Yoshito Seiwa