Patents by Inventor Tokuro Iwabuchi

Tokuro Iwabuchi 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).

  • Methods for Screening for Anti-Graying Agents on the Basis of AFF-4
    Publication number: 20110076303
    Abstract: An objective of the present invention is to provide an anti-graying agent. The present invention provides a method for screening an anti-graying agent whereby a substance that increases expression of AFF-4 in cells is selected by applying a candidate substance to cells in vitro; and, an anti-graying agent containing at least one type of herbal extract selected from the group consisting of Ganoderma lucidum (Fr.) Karst. extract, Panax schinseng Nees extract, Oryza sativa (Rice) Bran extract and Rabdosia japonicus extract selected with this method in an amount effective for increasing expression of AFF-4.
    Type: Application
    Filed: June 25, 2010
    Publication date: March 31, 2011
    Inventors: Tokuro Iwabuchi, Lorin Weiner, Janice Brissette, Jian Li
  • Methods of inducing hair growth
    Publication number: 20050233450
    Abstract: This disclosure features methods and compositions for stimulating hair growth and for culture DP cells.
    Type: Application
    Filed: January 12, 2005
    Publication date: October 20, 2005
    Inventors: Paul Goetinck, Tokuro Iwabuchi
  • Hair growers
    Publication number: 20030198614
    Abstract: The present invention provides a hair growth promoting composition having an excellent hair growth promoting effect.
    Type: Application
    Filed: February 24, 2003
    Publication date: October 23, 2003
    Inventors: Tadahito Takahashi, Yosuke Nakazawa, Takayuki Arai, Tokuro Iwabuchi, Tsunao Magara, Hirotada Fukunishi, Koji Kobayashi, Masahiro Tajima, Shigeo Ohno, Hiroshi Handa
  • (2-substituted oxyphenyl)alkanamide derivative, hair growth promoter and external composition for skin using the same
    Patent number: 6573297
    Abstract: A (2-substituted oxyphenyl)alkanamide derivative or a salt thereof expressed by the following Formula (I): wherein one of A and B is a hydrocarbon group of C3-30 expressed by R1 and the other is —(CH2)n-NR2R3; Z is —CO— or —CONR6—; R2 and R3 individually represent H, lower alkyl or benzyl, or —NR2R3 may be a heterocycle having 3-7 members; wherein —CONR5—(CH2)n-NR2R3 or —CONR6—(CH2)n-NR2R3 may be the following Group (II): wherein ring Y is a heterocycle of 6 or 7 members; R4 is selected from the group consisting of H, halogen, lower alkyl, lower acyl and etc; R5 and R6 are individually H, lower alkyl, lower acyl or lower alkylcarbamoyl, or may form a part of said Group(II); 1 is 0 or 1; m is 1 or 2; and n is an integer of 0-5.
    Type: Grant
    Filed: October 29, 2001
    Date of Patent: June 3, 2003
    Assignee: Shiseido Co., Ltd.
    Inventors: Koji Kobayashi, Hirotada Fukunishi, Tokuro Iwabuchi
  • (2-substituted oxyphenyl)alkanamide derivative, hair growth promoter and external composition for skin using the same
    Publication number: 20020052498
    Abstract: A (2-substituted oxyphenyl)alkanamide derivative or a salt thereof expressed by the following Formula (I): 1
    Type: Application
    Filed: October 29, 2001
    Publication date: May 2, 2002
    Applicant: Shiseido Co., Ltd.
    Inventors: Koji Kobayashi, Hirotada Fukunishi, Tokuro Iwabuchi
  • (2-Substituted oxyphenyl) alkanamide derivative, hair growth promoter and external composition for skin using the same
    Patent number: 6339154
    Abstract: A (2-substituted oxyphenyl)alkanamide derivative or a salt thereof expressed by the following Formula (I): wherein one of A and B is a hydrocarbon group of C3-30 expressed by R1 and the other is —(CH2)n—NR2R3; Z is —CO— or —CONR6—; R2 and R3 individually represent H, lower alkyl or benzyl, or —NR2R3 may be a heterocycle having 3-7 members; wherein —CONR5—(CH2)n—NR2R3 or —CONR6—(CH2)n—NR2R3 may be the following Group (D): wherein ring Y is a heterocycle of 6 or 7 members; R4 is selected from the group consisting of H, halogen, lower alkyl, lower acyl and etc; R5 and R6 are individually H, lower alkyl, lower acyl or lower alkylcarbamoyl, or may form a part of said Group(II); 1 is 0 or 1; m is 1 or 2; and n is an integer of 0-5.
    Type: Grant
    Filed: February 1, 2000
    Date of Patent: January 15, 2002
    Assignee: Shiseido Co, Ltd.
    Inventors: Koji Kobayashi, Hirotada Fukunishi, Tokuro Iwabuchi