Patents by Inventor Toshio Fukamachi

Toshio Fukamachi 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).

  • Ultrasonic humidifier
    Patent number: 4643351
    Abstract: An ultrasonic humidifier for atomizing water in a vessel by an ultrasonic oscillator and supplying atomized water with air into a room by a blower comprising a humidity sensor detecting the humidity in the room and a thermosensor detecting the temperature in the room. The operation of said ultrasonic oscillator is controlled in such a manner that the value of the detected humidity compensated by said thermosensor may be set for the desired value.
    Type: Grant
    Filed: June 14, 1985
    Date of Patent: February 17, 1987
    Assignee: Tokyo Sanyo Electric Co.
    Inventors: Toshio Fukamachi, Kazuto Matsuda, Kouichi Noma, Toshiaki Kawada, Toshio Sakurai, Takeshi Osawa