Patents by Inventor Itsuko Kimura

Itsuko Kimura 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).

  • Oligosaccharide derivatives and process for producing the same
    Patent number: 6645940
    Abstract: An oligosaccharide derivative, at higher homogeneity than fucose polysaccharide and rhamnose polysaccharide and with greater antiulcer effects, which is represented by the following general formula: Y—OCH(CH2NHR)2 wherein, Y represents an oligofucose or oligorhamnose at a polymerization number of 2 to 20, where the hydroxyl groups may or may not be partially modified in the form of sulfate ester, and R represents phenyl group, a higher alkylphenyl group, a higher alkyl group or —(CH2)n—NHX wherein n is an integer of 1 to 10 and X represents a higher alkanoyl group or an alkylamino group.
    Type: Grant
    Filed: December 6, 2002
    Date of Patent: November 11, 2003
    Assignee: Kabushiki Kaisha Yakult Honsha
    Inventors: Masato Nagaoka, Hideyuki Shibata, Itsuko Kimura, Shusuke Hashimoto
  • Oligosaccharide derivatives and process for producing the same
    Publication number: 20030109489
    Abstract: An oligosaccharide derivative, at higher homogeneity than fucose polysaccharide and rhamnose polysaccharide and with greater antiulcer effects, which is represented by the following general formula:
    Type: Application
    Filed: December 6, 2002
    Publication date: June 12, 2003
    Applicant: KABUSHIKI KAISHA YAKULT HONSHA
    Inventors: Masato Nagaoka, Hideyuki Shibata, Itsuko Kimura, Shusuke Hashimoto
  • Oligosaccharide derivatives and process for producing the same
    Patent number: 6518249
    Abstract: An oligosaccharide derivative, at higher homogeneity than fucose polysaccharide and rhamnose polysaccharide and with greater antiulcer effects, which is represented by the following general formula: Y—OCH(CH2NHR)2 wherein, Y represents an oligofucose or oligorhamnose at a polymerization number of 2 to 20, where the hydroxyl groups may or may not be partially modified in the form of sulfate ester, and R represents phenyl group, a higher alkylphenyl group, a higher alkyl group or —(CH2)n—NHX wherein n is an integer of 1 to 10 and X represents a higher alkanoyl group or an alkylamino group.
    Type: Grant
    Filed: February 18, 2000
    Date of Patent: February 11, 2003
    Assignee: Kabushiki Kaisha Yakult Honsha
    Inventors: Masato Nagaoka, Hideyuki Shibata, Itsuko Kimura, Shusuke Hashimoto