Patents by Inventor Kiyohito Hamaguchi

Kiyohito Hamaguchi 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).

  • Air purification device
    Patent number: 7569100
    Abstract: An electric power supply of a discharge device which generates a streamer discharge is provided with a discharge control part. By virtue of the discharge control part, the discharge electric power of the discharge device is increased or decreased depending on the treatment amount of a component to be treated in an air purification device.
    Type: Grant
    Filed: March 18, 2005
    Date of Patent: August 4, 2009
    Assignee: Daikin Industries, Ltd.
    Inventors: Toshio Tanaka, Kanji Motegi, Kenkichi Kagawa, Mitsuhisa Nagao, Kiyohito Hamaguchi, Tomoharu Tanzo
  • Air purification device
    Publication number: 20070193448
    Abstract: An electric power supply means (45) of a discharge device (40) which generates a streamer discharge is provided with a discharge control part (63). By virtue of the discharge control part (63), the discharge electric power of the discharge device (40) is increased or decreased depending on the treatment amount of a component to be treated in an air purification device.
    Type: Application
    Filed: March 18, 2005
    Publication date: August 23, 2007
    Inventors: Toshio Tanaka, Kanji Motegi, Kenkichi Kagawa, Mitsuhisa Nagao, Kiyohito Hamaguchi, Tomoharu Tanzo