Patents by Inventor Kiichiro Nakajima

Kiichiro Nakajima 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).

  • Hair growth promoting oligopeptides
    Patent number: 7560428
    Abstract: The object of the present invention is to provide an oligopeptide having hair growth promoting activity. The present invention provides an oligopeptide which is represented by the formula (I): X1-X2-X3-X4-X5-X6-X7, or the like wherein X1 represents an amino acid residue such as Ser, X2 represents an amino acid residue such as Ile, X3 represents an amino acid residue such as Glu, X4 represents an amino acid residue such as Gln, X5 represents an amino acid residue such as Ser, X6 represents the amino acid residue Cys to which a modifying group containing a carbonyl group binds, or the amino acid residue Lys to which a modifying group containing a carbonyl group binds, and X7 represents an amino acid residue such as Glu or Ala.
    Type: Grant
    Filed: May 14, 2004
    Date of Patent: July 14, 2009
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Yohei Hirai, Kiichiro Nakajima
  • Oligopeptide
    Publication number: 20080051325
    Abstract: The object of the present invention is to provide an oligopeptide having hair growth promoting activity. The present invention provides an oligopeptide which is represented by the formula (I): X1-X2-X3-X4-X5-X6-X7, or the like wherein X1 represents an amino acid residue such as Ser, X2 represents an amino acid residue such as Ile, X3 represents an amino acid residue such as Glu, X4 represents an amino acid residue such as Gln, X5 represents an amino acid residue such as Ser, X6 represents the amino acid residue Cys to which a modifying group containing a carbonyl group binds, or the amino acid residue Lys to which a modifying group containing a carbonyl group binds, and X7 represents an amino acid residue such as Glu or Ala.
    Type: Application
    Filed: May 14, 2004
    Publication date: February 28, 2008
    Inventors: Yohei Hirai, Kiichiro Nakajima