Patents by Inventor Kazufumi KUMAGAI

Kazufumi KUMAGAI 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).

  • Setting method, device authentication method, device authentication system, and server
    Patent number: 9246895
    Abstract: A method of setting which includes: obtaining, from a smart meter, an ID of the smart meter; obtaining, from a HEMS-controller, an ID and a certificate of the HEMS-controller and an ID and a certificate of an appliance controlled by the HEMS-controller; generating management information in which the ID of the smart meter, the ID and the certificate of the HEMS-controller, and the ID and the certificate of the appliance are associated with one another; and transmitting, based on the management information, the ID and the certificate of the HEMS-controller and the ID and the certificate of the appliance which are associated with the ID of the smart meter, to the smart meter.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: January 26, 2016
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Pek Yew Tan, Tien Ming Benjamin Koh, Nandhakumar Ellappan, Kazufumi Kumagai, Daigo Senoo, Yosuke Tajika
  • SETTING METHOD, DEVICE AUTHENTICATION METHOD, DEVICE AUTHENTICATION SYSTEM, AND CONTROLLER
    Publication number: 20130232556
    Abstract: A method of setting which includes: obtaining, from a smart meter, an ID of the smart meter; obtaining, from a HEMS-controller, an ID and a certificate of the HEMS-controller and an ID and a certificate of an appliance controlled by the HEMS-controller; generating management information in which the ID of the smart meter, the ID and the certificate of the HEMS-controller, and the ID and the certificate of the appliance are associated with one another; and transmitting, based on the management information, the ID and the certificate of the HEMS-controller and the ID and the certificate of the appliance which are associated with the ID of the smart meter, to the smart meter.
    Type: Application
    Filed: February 8, 2013
    Publication date: September 5, 2013
    Applicant: PANASONIC CORPORATION
    Inventors: Pek Yew TAN, Tien Ming Benjamin KOH, Nandhakumar ELLAPPAN, Kazufumi KUMAGAI, Daigo SENOO, Yosuke TAJIKA