Patents by Inventor Tomiko Iwama

Tomiko Iwama 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).

  • COSMETIC METHOD USING METAL PHTHALOCYANINE DERIVATIVE
    Publication number: 20170105920
    Abstract: A cosmetic method for providing a moisturizing effect and anti-aging effect to the skin of a subject, includes applying to the skin a cosmetic composition containing a metal phthalocyanine derivative expressed by General Formula [I] below:
    Type: Application
    Filed: December 27, 2016
    Publication date: April 20, 2017
    Inventors: Hirofusa SHIRAI, Tomiko IWAMA, Hisanaga TSUIKI
  • COSMETIC COMPOSITION
    Publication number: 20130178508
    Abstract: A highly moisturizing cosmetic composition having firmness/elasticity-improving effect, wrinkle-improving effect, and texture-improving effect can be provided by blending a metal phthalocyanine derivative or salt thereof in a cosmetic material. For the metal phthalocyanine derivative, iron phthalocyanine tetracarboxylic acid is particularly favorable.
    Type: Application
    Filed: September 29, 2011
    Publication date: July 11, 2013
    Applicants: DAIWABO HOLDINGS CO., LTD., DAIWABO NEU CO., LTD., I'FORET CO., LTD.
    Inventors: Hirofusa Shirai, Tomiko Iwama, Hisanaga Tsuiki