Patents by Inventor Naoki Urusibata

Naoki Urusibata 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).

  • Fire alarm device and method
    Patent number: 7528732
    Abstract: A fire alarm device and method capable of informing people with visual and hearing difficulties of occurrence of fire. A fire detection means (1) detecting the occurrence of fire is connected to an emission control means (4). A smell emitting means (9) activated by the emission control means 4 is also connected to the emission control means (4). The fire detection means (1) activates the emission control means (4) when detecting the occurrence of fire. The emission control means (4) is provided with a smell condition-setting means so as to set starting time for continuously-emitted smell, and to set emission periods, emission intervals and emission concentrations for intermittently-emitted smell. The smell emitting means (9) will be activated in accordance with the conditions set by the smell condition-setting means.
    Type: Grant
    Filed: April 21, 2004
    Date of Patent: May 5, 2009
    Assignee: Pixen Inc.
    Inventors: Yukinobu Tajima, Hideki Yanagawa, Naoki Urusibata
  • Fire alarm device and method
    Publication number: 20060290522
    Abstract: A fire alarm device and method capable of informing people with visual and hearing difficulties of occurrence of fire. A fire detection means (1) detecting the occurrence of fire is connected to an emission control means (4). A smell emitting means (9) activated by the emission control means 4 is also connected to the emission control means (4). The fire detection means (1) activates the emission control means (4) when detecting the occurrence of fire. The emission control means (4) is provided with a smell condition-setting means so as to set starting time for continuously-emitted smell, and to set emission periods, emission intervals and emission concentrations for intermittently-emitted smell. The smell emitting means (9) will be activated in accordance with the conditions set by the smell condition-setting means.
    Type: Application
    Filed: April 21, 2004
    Publication date: December 28, 2006
    Applicant: PIXEN INC.
    Inventors: Yukinobu Tajima, Hideki Yanagawa, Naoki Urusibata