Patents by Inventor Tokanori Iima

Tokanori Iima 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).

  • Nitrogen oxide reducing system for diesel engine and nitrogen gas generating device
    Publication number: 20020031454
    Abstract: A nitrogen oxide reducing system of a diesel engine can reduce nitrogen oxide contained in an exhaust gas of the diesel engine and whereby cab adapt to a restriction. At a tip end of a mixer, air holes required by the engine are formed, a nitrogen gas generating device for increasing concentration of nitrogen in the air is mounted to introduce nitrogen into the mixer, the mixer is mounted to the induction opening of the engine at opposite side of the air hole to introduce increased amount of nitrogen to prevent oxidation of nitrogen and discharge nitrogen.
    Type: Application
    Filed: February 13, 2001
    Publication date: March 14, 2002
    Inventors: Toshiaki Ooe, Tokanori Iima