Patents by Inventor Youichi Hatada

Youichi Hatada 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).

  • Control system for automatic vending machines
    Patent number: 4448346
    Abstract: A control system for an automatic vending machine functions to operate a refrigerator, for example, continuously during a first mode after a power interruption or restocking occurs, and then switches to a non-continuous mode which may be controlled thermostaticly or by cyclicly switching the refrigerator on and off at selected intervals of time. Also, a timer may be set to turn off the refrigerator and other accessories such as lights altogether during selected times of day.
    Type: Grant
    Filed: May 6, 1982
    Date of Patent: May 15, 1984
    Assignee: Fuji Electric Co., Ltd.
    Inventors: Masami Kuwaki, Youichi Hatada, Satoru Umino