Patents by Inventor Tsunao Magara

Tsunao Magara 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).

  • 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
  • Publication number: 20030003071
    Abstract: The present invention provides a hair growth agent and a hair fostering shampoo that have N-methyltaurine as an essential ingredient, and have hair growth period extending effects, and moreover are capable of giving hair fitness and body and giving hair a feeling of volume. Moreover, the present invention also provides a cell activating agent and a hair fitness/body improving agent that are blended into hair cosmetics.
    Type: Application
    Filed: June 25, 2002
    Publication date: January 2, 2003
    Inventors: Chika Hamada, Tadahito Takahashi, Masahiro Tajima, Yasunari Nakama, Tsunao Magara
  • Patent number: 6177067
    Abstract: Disclosed is a hair revitalizing tonic composition containing a dimethylpropanediol derivative of the formula: wherein R1 and R2 are each independently a C1-30 hydrocarbon group which may be substituted, or a five- or six-membered heterocyclic group which contains 1 to 4 heteroatoms selected from oxygen, sulfur and nitrogen atoms and which may be substituted, R3 is hydrogen atom, an alkyl group which may be substituted, an acyl group, an alkoxycarbonyl group, a phenoxycarbonyl group, or a carbamoyl group which may be substituted, and a and b are each 0 or 1, as well as a method for effecting hair growth promotion, hair growth stimulation, or hair loss prevention in mammals by using such a hair revitalizing tonic composition. Also disclosed is the use of a compound of formula (I) in the preparation of a hair revitalizing tonic composition. Thus, this invention can provide an excellent means of hair revitalization or hair loss prevention in mammals.
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: January 23, 2001
    Assignees: Shiseido Company, Ltd., Takeda Chemical Industries, Ltd.
    Inventors: Tsunao Magara, Yoshiharu Tsuji, Masahiro Tajima, Koji Kobayashi, Hirotada Fukunishi, Masazumi Watanabe
  • Patent number: 6174885
    Abstract: A [6-(substituted-methyl)-3-cyclohexenyl]formamide derivative or a salt thereof expressed by the following Formula (I): wherein one of A and B is a hydrocarbon group of C10-30 expressed by R1 and the other is—(CH2)n-NR2R3; Z is —O—, —OCO—, —OCONR6— or —NR6—; R2 and R3 individually represent a hydrogen, lower alkyl, phenyl or benzyl group, or together represent a heterocycle having 3-7 members; —NR5—(CH2)n-NR2R3 or —NR6—(CH2)n-NR2R3 may be Group W, and —OCONR6—(CH2)n-NR2R3 may be —OCO—W, wherein W is a formula of: wherein ring E is a heterocycle of 6 or 7 members including two nitrogen atoms and R2 is a hydrogen, lower alkyl, phenyl or benzyl group; R4 is a halogen, lower alkyl, lower acyl, nitro, cyano, lower alkoxycarbonyl, carbamoyl, lower alkylcarbamoyl, lower alkylamino, lower acylamino, lower alkoxy or lower acyloxy group; each of R5 and R6 is a hydrogen, low
    Type: Grant
    Filed: February 26, 1999
    Date of Patent: January 16, 2001
    Assignee: Shiseido Co., Ltd.
    Inventors: Hirotada Fukunishi, Tsunao Magara, Koji Kobayashi
  • Patent number: 5972929
    Abstract: A quinazolinone derivative or a salt thereof expressed by the following Formula (I); ##STR1## wherein each of A and B is R.sup.1 or --(CH.sub.2).sub.n -NR.sup.2 R.sup.3 ; wherein R.sup.1 represents a hydrocarbon group of C.sub.10-30 ; wherein R.sup.2 and R.sup.3 individually represent a hydrogen atom, a lower alkyl group, a phenyl group, or a benzyl group, or together represent a heterocyclic ring having 3-7 members; and n represents an integer of 1-5; wherein when A is R.sup.1, B is --(CH.sub.2).sub.n -NR.sup.2 R.sup.3 and when A is --(CH.sub.2).sub.n -NR.sup.2 R.sup.3, B is R.sup.1 ; and wherein R.sup.4 is selected from the group consisting of a hydrogen atom, a halogen atom, a lower alkyl group, a lower acyl group, a nitro group, a cyano group, an amino group, a lower alkoxycarbonyl group, a lower alkylamino group, a lower alkoxy group, a lower acyloxy group, a carbamoyl group, a lower alkylcarbamoyl group, and a lower acylamino group.
    Type: Grant
    Filed: August 20, 1998
    Date of Patent: October 26, 1999
    Assignee: Shiseido Co., Ltd.
    Inventors: Koji Kobayashi, Hirotada Fukunishi, Tsunao Magara
  • Patent number: 5973000
    Abstract: The invention relates to a hair revitalizing tonic composition containing, as an active ingredient, at least one lipid derivative of the general formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and Y are as defined in the specification, and a and b are 0 or 1, as well as its use. Thus, there is provided a hair revitalizing tonic composition having an excellent hair loss prevention and hair revitalizing effect and, moreover, an excellent dandruff and itchy scalp prevention effect.
    Type: Grant
    Filed: June 3, 1997
    Date of Patent: October 26, 1999
    Assignees: Shiseido Company, Ltd., Takeda Chemical Industries, Ltd.
    Inventors: Tsunao Magara, Yoshiharu Tsuji, Chika Hamada, Yosuke Nakazawa, Eriko Takeoka, Masahiro Tajima, Masazumi Watanabe
  • Patent number: 4666929
    Abstract: Anthranilic acid ester derivatives having the general formula (I): ##STR1## wherein R represents as alkyl group having 1 to 3 carbon atoms substituted with a pyridyl group or a furanmethyl group. These anthranilic acid ester derivatives have a remarkable antiinflammatory and analygetic effect and a high endermic permeability and, therefore, is suitable for use as an antiinflammatory and analgetic agent.
    Type: Grant
    Filed: April 3, 1986
    Date of Patent: May 19, 1987
    Assignee: Shiseido Company Ltd.
    Inventors: Yoshihisa Sato, Tetsuji Hirao, Tsunao Magara, Kohya Shiratori