Patents by Inventor Takayoshi Kajino

Takayoshi Kajino 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).

  • Patent number: 6783755
    Abstract: Provided is a topical composition containing phosphate(s), its salts, and mixtures thereof, represented by the following formula(s) (1) and (2): (wherein, R1 and R2 each represent a linear or branched hydrocarbon group having 8 to 36 carbon atoms). The topical composition further contains a zirconium salt, an aluminum zirconium complex salt, and mixtures thereof. In preferred embodiments of the present invention, the topical composition can have an antiperspirant action, be excellent in the feel during or after their application to the skin, and leaving mostly no white residue on the skin.
    Type: Grant
    Filed: June 11, 2003
    Date of Patent: August 31, 2004
    Assignee: Kao Corporation
    Inventors: Takayoshi Kajino, Takeshi Ihara, Hisakazu Furugaki
  • Publication number: 20030232026
    Abstract: Provided is a topical composition containing phosphate(s), its salts, and mixtures thereof, represented by the following formula(s) (1) and (2): 1
    Type: Application
    Filed: June 11, 2003
    Publication date: December 18, 2003
    Applicant: KAO CORPORATION
    Inventors: Takayoshi Kajino, Takeshi Ihara, Hisakazu Furugaki
  • Publication number: 20010043911
    Abstract: The present invention provides a deodorant composition which exhibits excellent and long-lasting deodorant effect against body odor, dries quickly on the skin, imparts soft feel to the skin, provides pleasant dry touch to the skin, and can be handled with ease. The deodorant composition contains a disinfectant or an antiperspirant and a thickener. The composition dries within a drying time of 30 seconds, has a dynamic friction resistance of 50% or less and a viscosity of 1,000-30,000 mPa·s.
    Type: Application
    Filed: March 29, 2001
    Publication date: November 22, 2001
    Applicant: KAO CORPORATION
    Inventors: Toyoki Hagura, Takayoshi Kajino, Tetsuro Kamiya
  • Patent number: 6217855
    Abstract: The present invention provides a hair treatment composition (I) comprising the following components (a) and (b), or a hair treatment composition (II) comprising the following components (c) and (b), and a method for imparting elasticity to the hair using the composition: (a) an organic solvent; (b) at least one aromatic sulfonic acid selected from naphthalenesulfonic acids, azulenesulfonic acids, tetralin-sulfonic acids, indansulfonic acids and benzophenonesulfonic acids or salts thereof; and (c) a reducing agent.
    Type: Grant
    Filed: May 29, 1997
    Date of Patent: April 17, 2001
    Assignee: KAO Corporation
    Inventors: Takashi Itou, Takayoshi Kajino, Aya Miyaji, Toru Yoshihara, Jiro Kawase, Mikako Matubara, Naohisa Kure
  • Patent number: 6099828
    Abstract: A hair treatment composition comprising a compound of Formula (1): ##STR1## wherein R.sup.1, R.sup.2, m and n are as defined in the disclosure; and a water-soluble macromolecule.
    Type: Grant
    Filed: June 8, 1998
    Date of Patent: August 8, 2000
    Assignee: Kao Corporation
    Inventors: Takayoshi Kajino, Hajime Tokuda, Yoshinori Saitoh, Akira Kiyomine
  • Patent number: 5609860
    Abstract: A curly hair-straightening composition is disclosed, which comprises: (A) from 1 to 20% by weight of one or more keratin-reducing substances selected from the group consisting of thioglycolic acid, thioglycolic acid derivatives, cysteine, N-acylcysteines, salts thereof, thioglyceryl alkyl ethers, mercaptoalkylamides, sulfites and hydrogensulfites; (B) one or more alcohols selected from the group consisting of monohydric alcohols having a straight-chain or branched alkyl group carrying 3 or 4 carbon atoms and dihydric or trihydric alcohols having a straight-chain or branched alkyl group having 4 to 6 carbon atoms; and (C) water; wherein the weight ratio of the component (B) to the component (C) is from 1:3 to 3:1. Further, a method for straightening curly hair by using this composition is also disclosed. The curly hair-straightening composition of the present invention can permanently and sufficiently straighten natural curly hair or frizzy hair without causing any damage on the hair.
    Type: Grant
    Filed: August 6, 1996
    Date of Patent: March 11, 1997
    Assignee: Kao Corporation
    Inventors: Yoshiko Tabata, Takayoshi Kajino, Naohisa Kure
  • Patent number: 5332581
    Abstract: A keratinous fiber treating composition comprising the following components (a) and (b), and an acid. ##STR1## The keratinous fiber treating composition according to the present invention makes it possible to impart a good elasticity to the hair without causing any damage (for example, dryness, stiffness and splitting) thereof.
    Type: Grant
    Filed: August 28, 1992
    Date of Patent: July 26, 1994
    Assignee: Kao Corporation
    Inventors: Toru Yoshihara, Takayoshi Kajino, Emi Chugun
  • Patent number: 5254333
    Abstract: The hair treatment composition of the present invention comprises (A) 2-benzyloxyethanol and (B) one or more polymers selected from the group consisting of anionic polymers, cationic polymers and amphoteric polymers. The hair dye composition of the present invention comprises (a) an acidic dye, (b) 2-benzyloxyethanol and (C) a water-soluble polymer compound.
    Type: Grant
    Filed: June 27, 1991
    Date of Patent: October 19, 1993
    Assignee: Kao Corporation
    Inventors: Takayoshi Kajino, Toru Yoshihara, Joshin Okada, Hidetoshi Tagami