Patents by Inventor Chonan TAKESHI

Chonan TAKESHI 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).

  • Publication number: 20090274896
    Abstract: To provide an ultraviolet light shielding transparent resin molding using an inorganic ultraviolet light absorber and a manufacturing method of the same, having sufficient shielding characteristics of ultraviolet light having a wavelength of 375 nm close to a visible light, and capable of exhibiting both high ultraviolet light shielding and a low haze value. There is provided the ultraviolet light shielding transparent resin molding and the manufacturing method of the same, with zinc oxide fine particles dispersed in a transparent resin, each specific surface area set at 25 m2/g or more and 55 m2/g or less, average particle size set at 19 nm or more and 41 nm or less, half value width of a (101) peak in an X-ray diffraction measurement set at 0.5 or less, and crystallite diameter set at 15 nm or more and 20 nm or less.
    Type: Application
    Filed: April 6, 2009
    Publication date: November 5, 2009
    Applicant: SUMITOMO METAL MINING CO., LTD.
    Inventors: Chonan TAKESHI, Hiroshi KOBAYASHI