Patents by Inventor Sumiko Murakami

Sumiko Murakami 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 cutoff apparatus
    Patent number: 8373539
    Abstract: It is an objective to appropriately assure a function of limiting use of appliances that cause changes in quantities of gas used.
    Type: Grant
    Filed: March 7, 2008
    Date of Patent: February 12, 2013
    Assignee: Panasonic Corporation
    Inventors: Kouichi Ueki, Kazutaka Asano, Takuhisa Ootani, Yasuo Koba, Sumiko Murakami
  • Gas appliance monitoring apparatus
    Patent number: 8305231
    Abstract: A gas appliance monitoring apparatus includes a flow rate measurement unit for measuring the gas flow rate, a gas shut-off valve for shutting off a gas flow path at the abnormal time, an information storage unit for storing measurement results of the flow rate measurement unit, a wireless module for transmitting and receiving information, and a communication switch unit for switching a communication frequency band. The wireless module is integrated with a control circuit board forming the flow rate measurement unit and is housed in a gas meter. The wireless module has at least a communication frequency band with a base station and a communication frequency band with a plurality of gas appliances, and transmits an operation start signal detected by a specific gas appliance as appliance information using an appliance wireless module. The continuous use time of the specific appliance is detected or is changed based on the information.
    Type: Grant
    Filed: March 21, 2008
    Date of Patent: November 6, 2012
    Assignee: Panasonic Corporation
    Inventors: Yuuji Fujii, Hirozumi Nakamura, Shigeru Murakami, Sumiko Murakami, legal representative
  • GAS CUTOFF APPARATUS
    Publication number: 20100219933
    Abstract: It is an objective to appropriately assure a function of limiting use of appliances that cause changes in quantities of gas used.
    Type: Application
    Filed: March 7, 2008
    Publication date: September 2, 2010
    Applicant: Panasonic Corporation
    Inventors: Kouichi Ueki, Kazutaka Asano, Takuhisa Ootani, Yasuo Koba, Shigeru Murakami, Sumiko Murakami