Patents by Inventor Uematsu Reppei

Uematsu Reppei 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).

  • Gas shutoff apparatus
    Patent number: 4928728
    Abstract: A flow rate of gas is measured with a flow rate measurement means and a "consumption state" defined with a combination of maximum flow rate, the total amount and a consumption time of the gas is therefor detected. The consumption state is compared with a reference consumption condition which is represented by a predetermined consumption state, and when the consumption state exceeds the reference consumption condition, supply of the gas is interrupted. Furthermore, a monitor range of the consumption state is formed, and when a consumption state is present in the monitor range, the reference consumption condition is changed.
    Type: Grant
    Filed: February 9, 1989
    Date of Patent: May 29, 1990
    Assignees: Matsushita Electric Industrial Co., Ltd., The High Pressure Gas Safety Institute of Japan
    Inventors: Shinichi Nakane, Takashi Uno, Hiroshi Horii, Shinzo Kato, Namba Mitsuo, Uematsu Reppei