Patents by Inventor Mayu Iyo

Mayu Iyo 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).

  • L-amino acid producing bacterium and method of producing L-amino acid
    Patent number: 8765407
    Abstract: An L-amino acid is produced by culturing an L-amino acid-producing bacterium which belongs to the Enterobacteriaceae family and which has been modified so that the activity of an iron transporter is increased by enhancing expression of one or more genes of the following genes: tonB gene, fepA gene, and fecA.
    Type: Grant
    Filed: July 25, 2008
    Date of Patent: July 1, 2014
    Assignee: Ajinomoto Co., Inc.
    Inventors: Mayu Iyo, Ryo Takeshita, Shinichi Sugimoto
  • L-amino acid producing bacterium which has enhanced expression of at least one of the nhaA gene, the nhaB gene, the nhaR gene, the chaA gene, the mdfA gene and a method of producing L-amino acid
    Patent number: 8008047
    Abstract: L-amino acid is produced by culturing a bacterium belonging to the Enterobacteriaceae family which has L-amino acid-producing ability and is modified so that expression of the nhaA gene, nhaB gene, nhaR gene, chaA gene, mdfA gene, or combinations thereof is enhanced.
    Type: Grant
    Filed: June 12, 2008
    Date of Patent: August 30, 2011
    Assignee: Ajinomoto Co., Inc.
    Inventors: Mayu Iyo, Ryo Takeshita, Shinichi Sugimoto
  • L-AMINO ACID PRODUCING BACTERIUM AND METHOD OF PRODUCING L-AMINO ACID
    Publication number: 20090258401
    Abstract: L-amino acid is produced by culturing a bacterium belonging to the Enterobacteriaceae family which has L-amino acid-producing ability and is modified so that expression of the nhaA gene, nhaB gene, nhaR gene, chaA gene, mdfA gene, or combinations thereof is enhanced.
    Type: Application
    Filed: June 12, 2008
    Publication date: October 15, 2009
    Inventors: Mayu Iyo, Ryo Takeshita, Shinichi Sugimoto
  • L-AMINO ACID PRODUCING BACTERIUM AND METHOD OF PRODUCING L-AMINO ACID
    Publication number: 20090215130
    Abstract: An L-amino acid is produced by culturing an L-amino acid-producing bacterium which belongs to the Enterobacteriaceae family and which has been modified so that the activity of an iron transporter is increased by enhancing expression of one or more genes of the following genes: tonB gene, fepA gene, and fecA.
    Type: Application
    Filed: July 25, 2008
    Publication date: August 27, 2009
    Inventors: Mayu Iyo, Ryo Takeshita, Shinichi Sugimoto