Patents by Inventor Shigeri Tanaka

Shigeri Tanaka 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).

  • Active ingredient combinations for hair-dyeing agents
    Patent number: 7179303
    Abstract: A preparation for coloring keratin fibers containing dyes and/or dye precursors, at least one silicone oil and/or silicone gum and at least one polymer which contains at least one monomer unit corresponding to formula (I): in which n is a number of 1 to 3 and Y is a physiologically compatible anion. Also disclosed is a method of applying this preparation to keratin fibers.
    Type: Grant
    Filed: October 22, 2003
    Date of Patent: February 20, 2007
    Assignee: Henkel Kommanditgesellschaft Auf Aktien (Henkel KGaA)
    Inventors: Wolfgang Wolff, Mustafa Akram, Shigeri Tanaka, legal representative, Hiroshi Tanaka, deceased
  • Active ingredient combinations for hair-dyeing agents
    Publication number: 20040133996
    Abstract: A preparation for coloring keratin fibers containing dyes and/or dye precursors, at least one silicone oil and/or silicone gum and at least one polymer which contains at least one monomer unit corresponding to formula (I): 1
    Type: Application
    Filed: October 22, 2003
    Publication date: July 15, 2004
    Inventors: Wolfgang Wolff, Mustafa Akram, Hiroshi Tanaka, Shigeri Tanaka