Patents by Inventor Tohru Atsumi

Tohru Atsumi 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).

  • Flow amount measuring and controlling apparatus
    Patent number: 5369598
    Abstract: A flow amount measuring and controlling apparatus which has a built-in gas meter can compute and control the flow amount used for each gas appliance by the estimation of the gas appliance generated in the flow variation from the change of the monetary flow amount passing through the gas meter, whereby, since the condition of the gas appliance can be correctly determined, the abnormal operation of the gas appliance can be detected so as to shut off the gas.
    Type: Grant
    Filed: March 6, 1992
    Date of Patent: November 29, 1994
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yoshio Horiike, Tohru Atsumi, Hirokuni Murakami, Takashi Uno