Patents by Inventor Masaki Ohshiba

Masaki Ohshiba 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).

  • Aqueous inorganic zinc-rich coating composition
    Patent number: 8518172
    Abstract: An aqueous inorganic zinc-rich coating composition employs zinc powder and a vehicle containing an aqueous solution containing a specific alkali silicate, an ammonium ion, and a halide ion at specific concentrations; a vehicle containing an aqueous solution containing the above ingredients at specific concentrations and additionally an alkali halide at a specific concentration; or a vehicle containing an aqueous solution containing a specific alkali silicate and an alkali halide at specific concentrations, wherein the vehicle and zinc powder are contained at a specific ratio.
    Type: Grant
    Filed: March 30, 2009
    Date of Patent: August 27, 2013
    Assignee: DAI Nippon Toryo Co., Ltd.
    Inventors: Toshinori Morizane, Yoshio Yamada, Junichi Takagishi, Hidenori Matsuno, Masaki Ohshiba
  • AQUEOUS INORGANIC ZINC-RICH COATING COMPOSITION
    Publication number: 20110030584
    Abstract: An aqueous inorganic zinc-rich coating composition employs zinc powder and a vehicle containing an aqueous solution containing a specific alkali silicate, an ammonium ion, and a halide ion at specific concentrations; a vehicle containing an aqueous solution containing the above ingredients at specific concentrations and additionally an alkali halide at a specific concentration; or a vehicle containing an aqueous solution containing a specific alkali silicate and an alkali halide at specific concentrations, wherein the vehicle and zinc powder are contained at a specific ratio.
    Type: Application
    Filed: March 30, 2009
    Publication date: February 10, 2011
    Applicant: DAI NIPPON TORYO CO., LTD.
    Inventors: Toshinori Morizane, Yoshio Yamada, Junichi Takagishi, Hidenori Matsuno, Masaki Ohshiba