Patents by Inventor Mamoru Ushiogi

Mamoru Ushiogi 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).

  • Catalyst filter and method for manufacturing a catalyst filter for treating a combustion exhaust gas
    Patent number: 5051391
    Abstract: Disclosed are a catalyst filter characterized in that catalyst particles which are made of titanium oxide and vanadium oxide or titanium oxide, vanadium oxide and tungsten oxide and whose diameters are between 0.01 and 1 .mu.m are carried by a filter made by weaving monofilaments of a glass fiber and/or of a catalytic fiber;a method for manufacturing thereof; anda comprehensive method for treating a combustion exhaust gas characterized in that an alkaline powder or ammonia or its precursor is supplied to a flow of a combustion exhaust gas containing toxic substances such as dust, acidic gases and nitrogen oxides, and the flow of a combustion exhaust gas is let pass through a filter carrying a catalyst for denitrating the above combustion exhaust gas.
    Type: Grant
    Filed: April 4, 1989
    Date of Patent: September 24, 1991
    Assignee: Mitsubishi Jukogyo Kabushiki Kaisha
    Inventors: Shigechika Tomisawa, Yukio Iida, Yuji Kaihara, Joji Tonomura, Kazuo Uoya, Kimitoshi Ose, Hiroshi Ogawa, Norihiko Ono, Tatsuo Ishii, Mamoru Ushiogi