Patents by Inventor Tatsuhiko Noguchi

Tatsuhiko Noguchi 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).

  • Phosphate-free detergent composition
    Patent number: 4349447
    Abstract: There is provided a novel detergent composition containing no phosphorus component, which comprises an anionic and/or nonionic synthetic surfactant(s) and an effective amount of a mixture in a specified proportion consisting essentially of an imido-bis-sulfate salt, a palmitate salt and an N,N-bis(carboxymethyl)glutamate salt and/or a salt of N,N-bis(carboxymethyl)phenylalanine. The detergent composition exhibits the detergency at least equivalent to conventional detergent compositions containing 20% or more of sodium tripolyphosphate and causes no pollution problems.
    Type: Grant
    Filed: December 2, 1980
    Date of Patent: September 14, 1982
    Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha
    Inventors: Tatsuhiko Noguchi, Ryuichi Kurita, Ken Nemoto, Kiichi Endo
  • Detergent composition
    Patent number: 4305836
    Abstract: A detergent composition containing an anionic surface active agent and/or a nonionic surface active agent, characterized by containing as a builder 5 to 50% by weight of a salt of imido-bis-sulfuric acid, 0.05 to 30% by weight of a salt of a saturated or unsaturated fatty acid or a mixture thereof and 0.1 to 15% by weight of a salt of a polycarboxylic acid or a mixture thereof.
    Type: Grant
    Filed: January 29, 1980
    Date of Patent: December 15, 1981
    Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha
    Inventors: Tatsuhiko Noguchi, Kiichi Endo, Ken Nemoto, Ryuichi Kurita
  • Grouting materials for consolidation of soils
    Patent number: 4208216
    Abstract: A composition including a silicate, imidodisulfonic acids and/or the salts thereof is disclosed. This composition is useful as grouting agent.
    Type: Grant
    Filed: May 3, 1978
    Date of Patent: June 17, 1980
    Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha
    Inventors: Hachiro Yamaguchi, Tatsuhiko Noguchi, Kiichi Endo
  • Sand mold composition
    Patent number: 4174224
    Abstract: A self-hardening composition for making sand molds comprising a molding sand, a water glass as a binder and at least one salt of imidodisulfonic acid as a hardener.
    Type: Grant
    Filed: August 21, 1978
    Date of Patent: November 13, 1979
    Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha
    Inventors: Sigeru Seki, Tatsuhiko Noguchi, Minoru Ohta, Ryuichi Kurita