Patents by Inventor Sumitoshi Ito

Sumitoshi Ito 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).

  • Microbicide compositions
    Patent number: 6793846
    Abstract: The present invention provides a bactericide composition comprising hypochlorous acid or a salt thereof. In particular, the present invention provides a liquid bactericide composition comprising an aqueous solution comprising hypochlorous acid and/or a salt thereof, a surfactant (B) and a pH adjusting agent (C), and having a ph valve in the range of 3 to 8 at 25° C.
    Type: Grant
    Filed: August 12, 2002
    Date of Patent: September 21, 2004
    Assignee: Kao Corporation
    Inventors: Kiyoaki Yoshikawa, Yoshihiro Yamazaki, Tetsuya Okano, Shigeru Tamura, Noboru Matsuo, Sumitoshi Ito
  • Microbicide compositions
    Publication number: 20030155549
    Abstract: A colored liquid hypochlorite bleach composition is provided, comprising a particulate pigment such as Ultramarine Blue, which is stably suspended in the composition by means of a flocculate, such as calcium soap flocs.
    Type: Application
    Filed: August 12, 2002
    Publication date: August 21, 2003
    Inventors: Kiyoaki Yoshikawa, Yoshihiro Yamazaki, Tetsuya Okano, Shigeru Tamura, Noburo Matsuo, Sumitoshi Ito
  • Methods of sterilization
    Publication number: 20030138498
    Abstract: The present invention provides a method for carrying out a germicidal process on microbes, which uses hypochlorous acid or the like. More specifically, the present invention provides a sterilizing method in which an aqueous solution comprising (A) hypochlorous acid and/or a salt thereof, (B) a surfactant and (C) a pH adjusting agent is made in contact with microbes.
    Type: Application
    Filed: August 12, 2002
    Publication date: July 24, 2003
    Inventors: Kiyoaki Yoshikawa, Yoshihiro Yamazaki, Tetsuya Okano, Sumitoshi Ito, Shigeru Tamura, Takashi Itoi, Noboru Matsuo, Masao Niki, Shoji Nakane, Shinya Saito
  • Detergent composition comprising an alkylpolyglycoside, a germicide, and a fatty acid salt
    Patent number: 6221828
    Abstract: The detergent composition is excellent in both detergency and sterilizing properties, causes less corrosion and/or damage to plastic and comprises (A) an alkyl polyglycoside, (B) a germicide selected from a cationic germicide, a biguanide germicide and an amino acid germicide and (C) a fatty acid salt respectively at specific proportions.
    Type: Grant
    Filed: February 8, 2000
    Date of Patent: April 24, 2001
    Assignee: Kao Corporation
    Inventors: Noboru Matsuo, Yoshihiro Yamazaki, Sumitoshi Ito, Takashi Itoi, Toshikazu Azuma, Susumu Yamasawa