Patents by Inventor Atsushi Katatani

Atsushi Katatani 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).

  • Denitrification system
    Patent number: 5492676
    Abstract: A denitrification system comprises an electrostatic precipitator (3) in the foremost stage of the system inlet, an ozone supply nozzle (4) for an ozonizer (5) for generating ozone required for oxidizing the NO into NO.sub.2, followed by a fan or an agitator (6), and an NO.sub.2 absorbent filter (7) in the final stage arranged in that order. Further, this system may comprise the control of feeding back the residual O.sub.3 concentration after oxidation, to achieve the higher denitrification rate.
    Type: Grant
    Filed: May 27, 1994
    Date of Patent: February 20, 1996
    Assignees: Matsushita Electric Industrial Co., Ltd., Matsushita Seiko Co., Ltd.
    Inventors: Atsushi Katatani, Akira Hashimoto