Patents by Inventor Miyako Nagasawa

Miyako Nagasawa 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).

  • Display device
    Patent number: 4951177
    Abstract: A display device includes first and second light sources. Lights emitted from the first and second light sources respectively provide different illumination effects on a display face so that a combination of the first and second light sources provides variety of illumination patterns.
    Type: Grant
    Filed: January 11, 1990
    Date of Patent: August 21, 1990
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Hiroshi Nishizaki, Miyako Nagasawa