Patents by Inventor Reiji Miyahara

Reiji Miyahara 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: 20050180931
    Abstract: The present invention is a skin treatment composition that characteristically contains an alkyl benzoate represented by the following general formula (1). This provides a skin treatment composition that gives a refreshing sensation at the time of application and can contain drugs and ultraviolet absorbents in a stable manner. Also, the present invention is a sunblock water-in-oil type emulsified cosmetic characteristically comprising an ester bond product of polyhydroxystearic acid represented by the following general formulas (2) or (3), alkyl benzoate represented by the following general formula (1), and an ultraviolet absorbent. This provides a sunblock cosmetic consisting of a water-in-oil type emulsified composition that can contain an ultraviolet absorbent in a stable manner and exhibits a superior usability. (In this formula, R denotes a branched or straight chain alkyl group having 8-15 carbon atoms.
    Type: Application
    Filed: March 7, 2003
    Publication date: August 18, 2005
    Inventors: Nozomi Oguchi, Reiji Miyahara, Hiroyuki Kakoki, Takayuki Omura
  • Publication number: 20050079188
    Abstract: A base for a skin external composition comprises, as a main ingredient, an alkylene oxide derivative represented by the following formula (I): R1O—[(AO)m(EO)n]—R2??(I) wherein AO is an oxyalkylene group having a carbon number of 3 to 4; EO is an oxyethylene group; and R1 and R2 may be the same or different, and are a hydrocarbon group having a carbon number of 1 to 4, or a hydrogen atom. The base is a water-soluble base that can exert both of the smooth feeling and the moist feeling.
    Type: Application
    Filed: September 27, 2002
    Publication date: April 14, 2005
    Inventors: Takashi Ohmori, Hiroyuki Kakoki, Reiji Miyahara, Tomiyuki Nanba, Toshihiko Nakane, Kei-chi Maruyama, Takeshi Sakoda, Tohru Yasukohchi, Yoji Tezuka
  • Publication number: 20040197361
    Abstract: A skin treatment composition that characteristically contains alkylene polyglycol dineopentanoate having a specific structure.
    Type: Application
    Filed: March 25, 2004
    Publication date: October 7, 2004
    Inventors: Nozomi Oguchi, Reiji Miyahara, Hiroyuki Kakoki, Takashi Ohmori
  • Publication number: 20030180335
    Abstract: A skin treatment composition of the present invention is an external composition for skin comprising an alkylene oxide derivative expressed by Formula (I):
    Type: Application
    Filed: April 30, 2002
    Publication date: September 25, 2003
    Inventors: Takashi Ohmori, Tohru Okamoto, Hiroyuki Kakoki, Reiji Miyahara, Tomiyuki Nanba, Toshihiko Nakane, Yohei Hamano, Eriko Takeoka
  • Patent number: 6607736
    Abstract: An endermic liniment comprising a polyoxyethylene dicarboxylate represented by the following chemical formula (1). (In this formula, R1 and R2 are hydrogen or alkyl or branched alkyl groups having 1-4 carbon atoms, and m, n, X, and Y are integers 0-5 which are not all zero at the same time. R3 is a branched or linear chain alkylene group having 0-10 carbon atoms.) The endermic liniment of the present invention achieves superior tactile sensation during use, smoothness in particular, without a sticky sensation, while maintaining a lasting moisture retaining effect by means of blending in a humectant and a polyoxyethylene dicarboxylate.
    Type: Grant
    Filed: August 13, 2001
    Date of Patent: August 19, 2003
    Assignee: Shiseido Company, Ltd.
    Inventors: Takashi Ohmori, Reiji Miyahara, Hiroyuki Kakoki, Tomiyuki Namba
  • Patent number: 6602848
    Abstract: The present invention is a detergent composition which contains alkali metal N-methyltaurate, alkali metal taurate or alkali metal hypotaurate salt of a specific organic acid or organic alkali N-methyltaurate, organic alkali taurate or organic alkali hypotaurate salt of a specific organic acid. The detergent composition of the present invention is an excellent detergent composition which has better foaming and foam quality, less pH dependence of the foaming, creamy foam, no creaking feeling or stretched feeling and no offensive odor.
    Type: Grant
    Filed: October 26, 2001
    Date of Patent: August 5, 2003
    Assignee: Shiseido Company, Ltd.
    Inventors: Reiji Miyahara, Koji Abe, Keiichi Uehara, Toshio Fukuda, Takahiro Akutsu
  • Publication number: 20030091603
    Abstract: An endermic liniment comprising a polyoxyethylene dicarboxylate represented by the following chemical formula (1).
    Type: Application
    Filed: August 13, 2001
    Publication date: May 15, 2003
    Inventors: Takashi Ohmori, Reiji Miyahara, Hiroyuki Kakoki, Tomiyuki Namba
  • Patent number: 6548463
    Abstract: Cleansing agents are provided which are highly effective for removing makeup with excellent lathering, while at the same time providing a refreshing after-shampoo feeling. These cleansing agents comprise surfactants and polyoxyalkylene carboxylic acid esters represented by the following formula (1): wherein R1 and R2 are hydrogen or straight or branched chain alkyl groups having 1 to 4 carbon atoms; m, n, X and Y are integers of from 0 to 5 but are not all concurrently 0; and R3 is a straight or branched chain alkylene group having from 0 to 10 carbon atoms.
    Type: Grant
    Filed: January 31, 2001
    Date of Patent: April 15, 2003
    Assignee: Shiseido Company, Ltd.
    Inventors: Reiji Miyahara, Takashi Ohmori, Tomiyuki Namba, Hiroyuki Kakoki
  • Publication number: 20020103103
    Abstract: The present invention is a detergent composition which contains alkali metal N-methyltaurate, alkali metal taurate or alkali metal hypotaurate salt of a specific organic acid or organic alkali N-methyltaurate, organic alkali taurate or organic alkali hypotaurate salt of a specific organic acid. The detergent composition of the present invention is an excellent detergent composition which has better foaming and foam quality, less pH dependence of the foaming, creamy foam, no creaking feeling or stretched feeling and no offensive odor.
    Type: Application
    Filed: October 26, 2001
    Publication date: August 1, 2002
    Applicant: Shiseido Co., Ltd.
    Inventors: Reiji Miyahara, Koji Abe, Keiichi Uehara, Toshio Fukuda, Takahiro Akutsu
  • Patent number: 6355608
    Abstract: A detergent composition which contains alkali metal N-methyltaurate, alkali metal taurate or alkali metal hypotaurate salt of a specific organic acid or organic alkali N-methyltaurate, organic alkali taurate or organic alkali hypotaurate salt of a specific organic acid. The detergent composition of the present invention is an excellent detergent composition which has better foaming and foam quality, less pH dependence of the foaming, creamy foam, no creaking feeling or stretched feeling and no offensive odor.
    Type: Grant
    Filed: May 18, 2000
    Date of Patent: March 12, 2002
    Assignee: Shiseido Co., Ltd.
    Inventors: Reiji Miyahara, Koji Abe, Keiichi Uehara, Toshio Fukuda, Takahiro Akutsu
  • Patent number: 6344435
    Abstract: The present invention is a detergent composition which contains alkali metal N-methyltaurate, alkali metal taurate or alkali metal hypotaurate salt of a specific organic acid or organic alkali N-methyltaurate, organic alkali taurate or organic alkali hypotaurate salt of a specific organic acid. The detergent composition of the present invention is an excellent detergent composition which has better foaming and foam quality, less pH dependence of the foaming, creamy foam, no creaking feeling or stretched feeling and no offensive odor.
    Type: Grant
    Filed: February 14, 2000
    Date of Patent: February 5, 2002
    Assignee: Shiseido Co., Ltd.
    Inventors: Reiji Miyahara, Koji Abe, Keiichi Uehara, Toshio Fukuda, Takahiro Akutsu
  • Patent number: 6303559
    Abstract: The present invention is a detergent composition which characteristically contains 1) an alkali metal N-methyltaurate salt or an organic alkali N-methyltaurate salt of N-acylmethyltaurine, N-acyltaurine, alkylsulfuric ester, alkyl ether sulfuric ester, or alkylsulfonic acid; 2) an alkali metal hypotaurate salt or an organic alkali hypotaurate salt of N-acylmethyltaurine, N-acyltaurine, alkylsulfuric ester, alkyl ether sulfuric ester, or alkylsulfonic acid; or 3) an alkali metal taurate salt or an organic alkali taurate salt of N-acylmethyltaurine, N-acyltaurine, alkylsulfuric ester, alkyl ether sulfuric ester, or alkylsulfonic acid.
    Type: Grant
    Filed: October 5, 1999
    Date of Patent: October 16, 2001
    Assignee: Shiseido Company, Ltd.
    Inventors: Koji Abe, Reiji Miyahara, Tomiyuki Nanba, Takahiro Akutsu, Toshio Fukuda
  • Publication number: 20010021691
    Abstract: Cleansing agents are provided which are highly effective for removing makeup with excellent lathering, while at the same time providing a refreshing after-shampoo feeling.
    Type: Application
    Filed: January 31, 2001
    Publication date: September 13, 2001
    Applicant: Shiseido Company, Ltd.
    Inventors: Reiji Miyahara, Takashi Ohmori, Tomiyuki Namba, Hiroyuki Kakoki
  • Patent number: 6197318
    Abstract: A composition for external use which contains xyloglucan. It preferably further contains an ultraviolet shielding agent, a thickening polysaccharide, a thickening polysaccharide and sericin, a carboxyvinylpolymer, or an alkyl-modified carboxyvinylpolymer.
    Type: Grant
    Filed: July 16, 1999
    Date of Patent: March 6, 2001
    Assignee: Shiseido Company, Ltd.
    Inventors: Koji Abe, Reiji Miyahara, Tomiyuki Nanba, Tadashi Nakamura, Toshikatsu Hayashi, Nozomiko Seki, Keiichi Uehara, Syoji Nishiyama
  • Patent number: 5977188
    Abstract: A humectant characteristically comprises a diol represented by the following general formula (I):HO--CH.sub.2 --R--CH.sub.2 --OH (I)Wherein R denotes a straight chain or branched chain alkylene group represented by --(C.sub.n H.sub.2n)-- and n denotes an integer 1-3. This a humectant has superior moisture retaining properties and a long lasting skin moisturizing effect, as well as superior usability.
    Type: Grant
    Filed: November 30, 1998
    Date of Patent: November 2, 1999
    Assignee: Shiseido Company, Ltd.
    Inventors: Tohru Okamoto, Reiji Miyahara
  • Patent number: 5426210
    Abstract: An adduct of cinnamic acid and glycerin represented by the following general structural formula (1); ##STR1## (In the general structural formula (1) above, G represents 1 mole of glycerin and e represents average mole number of addition and at least 1. R represents hydrogen or fatty chain. n and k are identified by that (n+k) is 1 to 3, and n and k are 0 to 3 respectively. X represents hydrogen, ion, fatty chain or Gm, and the G represents 1 mole of glycerin, m represents average number of addition and at least 1.), an ultraviolet ray absorbent and an external preparation for skin containing the same.The adduct of cinnamic acid and glycerin according to the present invention have excellent capability to absorb ultraviolet rays as well as high water solubility.
    Type: Grant
    Filed: March 5, 1993
    Date of Patent: June 20, 1995
    Assignee: Shiseido Co., Ltd.
    Inventors: Mikiko Kato, Reiji Miyahara, Keiichi Uehara, Sadaki Takata