Patents by Inventor Kazuyuki Wakahara

Kazuyuki Wakahara 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).

  • Shower system
    Patent number: 4869427
    Abstract: Water and hot water from a water storage tank and a hot water storage tank, respectively, are mixed in a mixing valve, are pressured up by a pump, and outflow from a shower head. The motor for the mixing valve and the pump are driven so that a signal is output from the controller to the regulator of the motor for altering the mixing ratio of hot water to water in the mixing valve and the regulator of the pump thereby to obtain objective water temperature and water pressure.
    Type: Grant
    Filed: June 29, 1988
    Date of Patent: September 26, 1989
    Assignees: Inax Corporation, Chubo Electric Power Co., Inc.
    Inventors: Ryuichi Kawamoto, Shigeru Sakakibara, Kazuyuki Wakahara, Ikutoshi Nebashi