Patents Assigned to Katsuhiko Wakabayashi
  • Exhaust gas purifying catalyst and process for producing the same
    Patent number: 6083467
    Abstract: An exhaust gas purifying catalyst in which catalytic activation particles 3 composed of a catalytic element or its compound are carried on a carrier 1. The catalytic activation particles 3, as carried on the carrier 1 and exposed to the outside of the carrier 1, are coated with the carrier 1 by 20 to 90% of their whole surface area. Also disclosed is a process for producing the exhaust gas purifying catalyst.
    Type: Grant
    Filed: February 2, 1998
    Date of Patent: July 4, 2000
    Assignees: Toyota Jidosha Kabushiki Kaisha, Katsuhiko Wakabayashi
    Inventors: Shinichi Takeshima, Toshiaki Tanaka, Tetsuya Yamashita, Satoshi Iguchi, Katsuhiko Wakabayashi, Masahiro Kishida