Patents by Inventor Yukiyoshi Yoshinari

Yukiyoshi Yoshinari 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).

  • Patent number: 4245404
    Abstract: An audio-visual teaching machine so made that, when any one of a plurality of independent visual teaching contents respectively appearing in a plurality of windows is pressed with a finger, an audio teaching content corresponding to the pressed visual teaching content may be automatically reproduced so as to be able to efficiently teach with a simple operation. This teaching machine is used together with a teaching card having a plurality of visual teaching contents on one surface and a plurality of magnetic tracks containing audio teaching contents corresponding to the respective visual teaching contents on the other surface. Until the teaching card is correctly set in the teaching machine, a buzzer will continue to sound. When the visual teaching content appearing in the window is pressed with a finger while the teaching card is set in a correct position, a lamp will be lighted to illuminate the window.
    Type: Grant
    Filed: January 23, 1979
    Date of Patent: January 20, 1981
    Assignee: Shinano Kikaku Company Limited
    Inventor: Yukiyoshi Yoshinari