Patents by Inventor Hiroshi Tsuboyama

Hiroshi Tsuboyama 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).

  • SURFACE-TREATED POWDER AND COSMETIC COMPRISING THE SAME
    Publication number: 20110110995
    Abstract: Provided is a surface-treated powder having excellent usability and adhesion to skin. The powder is coated with a surface-treating agent including (a) a fluorine-containing monomer of a general formula (I) and (b) an alkoxy group-containing monomer of a general formula (II). The powder is used for various cosmetics.
    Type: Application
    Filed: March 3, 2009
    Publication date: May 12, 2011
    Applicants: MIYOSHI KASEI, INC., DAIKIN INDUSTRIES, LTD.
    Inventors: Yukio Hasegawa, Yasushi Takeuchi, Masafumi Imazeki, Hiroshi Tsuboyama, Koji Noguchi, Masahiko Maeda, Teruyuki Fukuda, Shigeru Maruyama