Patents by Inventor Makiko Waki

Makiko Waki 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).

  • Catalytic composite and a cooker having the same
    Patent number: 5094222
    Abstract: This invention provides a catalytic composite for decomposing fats and oils, and a heating cooker having the catalytic composite mounted therein. The catalytic composite comprises a porous sheet made of ceramic fibers and/or metal fibers, and a catalyst. The catalytic composite is capable of decomposing oil grease or stains deposited on the inner wall of a heating cooker and cooking exhausts emitted in the process of cooking by oxidation, at relatively low temperatures.
    Type: Grant
    Filed: November 14, 1990
    Date of Patent: March 10, 1992
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Akio Fukuda, Masao Maki, Yasunori Kaneko, Makiko Waki
  • Mixed oxide catalyst and coating or porous material comprising the same
    Patent number: 4968656
    Abstract: A mixed oxide comprising oxides of Ce, Cu and Mn wherein an atomic ratio of Ce to a total atom number of Cu and Mn is from 1:2 to 2:1 and the metals are present in the mixed oxide in the oxide forms of CeO.sub.2 and Cu.sub.x Mn.sub.3-x O.sub.4 wherein x is a number larger than 0 (zero) and less than 3, which can catalyze the oxidation of organic materials.
    Type: Grant
    Filed: May 31, 1989
    Date of Patent: November 6, 1990
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Akio Fukuda, Yasunori Kaneko, Mamoru Isogai, Makiko Waki