Koichi Okamoto

Person

  • Miyakojima-ku, JP

Patents Applicationslast 30 patents

  • Information Patent Application

    Sheet for civil engineering and construction

    • Publication number 20060104727
    • Publication date May 18, 2006
    • Nippon Shokubai Co., Ltd.
    • Koichi Okamoto
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING