Patents by Inventor Riichiro Tsutsumi

Riichiro Tsutsumi 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).

  • State-of-device remote monitoring system
    Patent number: 6839597
    Abstract: A state-of-device remote monitor system capable of applying a general-purpose line as a transmission line for transmitting detection signals of a state of a device, comprises an on-the-spot area, and a management area. The on-the-spot area includes an electric device, a detector for detecting a device state of the electric device, and a first communication signal converter for converting detection data obtained by the detection of the detector into communication signals, and transmitting the communication signals.
    Type: Grant
    Filed: February 15, 2002
    Date of Patent: January 4, 2005
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Takayuki Hattori, Ikuo Ikeda, Riichiro Tsutsumi
  • State-of-device remote monitoring system
    Publication number: 20030045946
    Abstract: A state-of-device remote monitor system capable of applying a general-purpose line as a transmission line for transmitting detection signals of a state of a device, comprises an on-the-spot area, and a management area. The on-the-spot area includes an electric device, a detector for detecting a device state of the electric device, and a first communication signal converter for converting detection data obtained by the detection of the detector into communication signals, and transmitting the communication signals.
    Type: Application
    Filed: February 15, 2002
    Publication date: March 6, 2003
    Applicant: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Takayuki Hattori, Ikuo Ikeda, Riichiro Tsutsumi