Patents by Inventor Hitoshi Takaya

Hitoshi Takaya 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: 20120040075
    Abstract: To provide a packaged high-catechin beverage in which a low-caffeine green tea extract is added. A packaged beverage containing from 0.03 to 1.0 wt % of non-polymer catechins, in which a low-caffeine green tea extract obtained by a method of brining a green tea extract into contact with a 91/9 to 97/3 by weight mixture of an organic solvent and water, activated carbon, and acid clay or activated clay is added.
    Type: Application
    Filed: October 24, 2011
    Publication date: February 16, 2012
    Applicant: KAO CORPORATION
    Inventors: Shinichiro TAKASHIMA, Masaki Iwasaki, Kojirou Hashizume, Naoki Hosoya, Shinji Yamamoto, Yoshikazu Ogura, Jun Saito, Hitoshi Takaya, Masami Shimizu, Norihiko Satake, Eiichi Hoshino, Yukiteru Sugiyama
  • Patent number: 8088429
    Abstract: To provide a packaged high-catechin beverage in which a low-caffeine green tea extract is added. A packaged beverage containing from 0.03 to 1.0 wt % of non-polymer catechins, in which a low-caffeine green tea extract obtained by a method of brining a green tea extract into contact with a 91/9 to 97/3 by weight mixture of an organic solvent and water, activated carbon, and acid clay or activated clay is added.
    Type: Grant
    Filed: December 1, 2004
    Date of Patent: January 3, 2012
    Assignee: Kao Corporation
    Inventors: Shinichiro Takashima, Masaki Iwasaki, Kojirou Hashizume, Naoki Hosoya, Shinji Yamamoto, Yoshikazu Ogura, Jun Saito, Hitoshi Takaya, Masami Shimizu, Norihiko Satake, Eiichi Hoshino, Yukiteru Sugiyama
  • Publication number: 20070128327
    Abstract: To provide a packaged high-catechin beverage in which a low-caffeine green tea extract is added. A packaged beverage containing from 0.03 to 1.0 wt % of non-polymer catechins, in which a low-caffeine green tea extract obtained by a method of brining a green tea extract into contact with a 91/9 to 97/3 by weight mixture of an organic solvent and water, activated carbon, and acid clay or activated clay is added.
    Type: Application
    Filed: December 1, 2004
    Publication date: June 7, 2007
    Applicant: Kao Corporation
    Inventors: Shinichiro Takashima, Masaki Iwasaki, Kojirou Hashizume, Naoki Hosoya, Shinji Yamamoto, Yoshikazu Ogura, Jun Saito, Hitoshi Takaya, Masami Shimizu, Norihiko Satake, Eiichi Hoshino, Yikiteru Sugiyama
  • Patent number: 7211555
    Abstract: A process for efficiently preparing fine zeolite particles comprising synthesizing zeolite in the presence of an alkaline earth metal-containing compound and/or with controlling the preparation process of zeolite, thereby giving fine zeolite particles being composed of crystalline aluminosilicate, the fine zeolite particles having a fine average primary particle size, being excellent in the cationic exchange properties and the oil-absorbing ability, having a fine average aggregate particle size, and being excellent in the dispersibility; fine zeolite particles obtainable by the above process; and a detergent composition comprising the fine zeolite particles, the detergent composition being excellent in the detergency.
    Type: Grant
    Filed: September 30, 2004
    Date of Patent: May 1, 2007
    Assignee: Kao Corporation
    Inventors: Kazuo Oki, Hiroji Hosokawa, Mikio Sakaguchi, Hiroshi Kitagaito, Kazuo Taguchi, Hitoshi Takaya
  • Patent number: 7098177
    Abstract: A process for preparing detergent particles containing step (I): mixing a base particle for supporting a surfactant ((a) component), and a surfactant composition ((b) component), under mixing conditions wherein the (a) component does not substantially undergo breakdown, to give a mixture; wherein the base particle is obtained by spray-drying an aqueous slurry, wherein the mixing operation is carried out by using a mixer containing agitation impellers, and where the mixer further contains disintegration impellers, the mixing operation step (I) is carried out without substantially rotating the disintegration impellers; and step (II): mixing the mixture obtained in step (I) with 5 to 100 parts by weight of fine powder, while substantially maintaining the shape of the (a) component containing (b) component, to give detergent particles, having a degree of particle growth of 1.3 or less, and a bulk density of 500 g/L or more.
    Type: Grant
    Filed: October 14, 1999
    Date of Patent: August 29, 2006
    Assignee: Kao Corporation
    Inventors: Teruo Kubota, Hitoshi Takaya, Hiroyuki Yamashita
  • Patent number: 7067469
    Abstract: A solid-shaped detergent comprising particles for detergent, wherein the particles have a dissolution rate of 90% or more, under conditions where the particles are supplied in water at 5° C.; stirred for 60 seconds under the stirring conditions that 1 g of the particles are supplied to a 1-L beaker having an inner diameter of 105 mm which is charged with 1 L of hard water having 71.2 mg CaCO3/L, wherein a molar ratio of Ca/Mg is 7/3, and stirred with a stirring bar of 35 mm in length and 8 mm in diameter at a rotational speed of 800 rpm; and filtered with a standard sieve having a sieve-opening of 74 ?m as defined by JIS Z 8801, wherein the dissolution rate of the particles is calculated by the Equation (1): Dissolution Rate (%)=[1?(T/S)]×100,??(1) wherein S is a weight (g) of the particles supplied; and T is a dry weight (g) of insoluble remnants of the particles remaining on the sieve when an aqueous solution prepared under the above stirring conditions is filtered with the sieve.
    Type: Grant
    Filed: September 15, 2003
    Date of Patent: June 27, 2006
    Assignee: Kao Corporation
    Inventors: Yuhki Yanagisawa, Nobuyoshi Yamaguchi, Shu Yamaguchi, Hitoshi Takaya, Hiroyuki Yamashita
  • Publication number: 20050079994
    Abstract: A process for efficiently preparing fine zeolite particles comprising synthesizing zeolite in the presence of an alkaline earth metal-containing compound and/or with controlling the preparation process of zeolite, thereby giving fine zeolite particles being composed of crystalline aluminosilicate, the fine zeolite particles having a fine average primary particle size, being excellent in the cationic exchange properties and the oil-absorbing ability, having a fine average aggregate particle size, and being excellent in the dispersibility; fine zeolite particles obtainable by the above process; and a detergent composition comprising the fine zeolite particles, the detergent composition being excellent in the detergency.
    Type: Application
    Filed: September 30, 2004
    Publication date: April 14, 2005
    Applicant: KAO CORPORATION
    Inventors: Kazuo Oki, Hiroji Hosokawa, Mikio Sakaguchi, Hiroshi Kitagaito, Kazuo Taguchi, Hitoshi Takaya
  • Patent number: 6864221
    Abstract: The present invention relates to particles for supporting a surfactant and a process for preparing the same. Further, the present invention relates to high-density detergent particles using the particles for supporting a surfactant, and a process for preparing the same.
    Type: Grant
    Filed: June 14, 2000
    Date of Patent: March 8, 2005
    Assignee: Kao Corporation
    Inventors: Shuji Takana, Hitoshi Takaya, Hiroki Yamaboshi, Yoichi Sugiyama, Hiroshi Kitagaito, Shu Yamaguchi, Hiroyuki Yamashita
  • Patent number: 6849590
    Abstract: The present invention relates to a process for preparing particles for supporting a surfactant, comprising a step of giving a defect to a coating film containing a water-soluble component, wherein the coating film is formed on surfaces of raw material particles; and a process for preparing detergent particles comprising a step of mixing a surfactant composition and the particles for supporting a surfactant obtained by the above process, under conditions that the surfactant composition shows a liquid state. By using the process of the present invention, there can be obtained particles for supporting a surfactant, in which the supporting ability of the particles is improved, without lowering the detergency. In addition, by using the particles for supporting a surfactant, there can be obtained detergent particles having excellent detergency.
    Type: Grant
    Filed: December 28, 1999
    Date of Patent: February 1, 2005
    Assignee: KAO Corporation
    Inventors: Hiroki Yamaboshi, Shuji Takana, Teruo Kubota, Hitoshi Takaya, Hiroyuki Yamashita, Hideichi Nitta
  • Patent number: 6831056
    Abstract: A process for efficiently preparing fine zeolite particles comprising synthesizing zeolite in the presence of an alkaline earth metal-containing compound and/or with controlling the preparation process of zeolite, thereby giving fine zeolite particles being composed of crystalline aluminosilicate, the fine zeolite particles having a fine average primary particle size, being excellent in the cationic exchange properties and the oil-absorbing ability, having a fine average aggregate particle size, and being excellent in the dispersibility; fine zeolite particles obtainable by the above process; and a detergent composition comprising the fine zeolite particles, the detergent composition being excellent in the detergency.
    Type: Grant
    Filed: July 6, 2001
    Date of Patent: December 14, 2004
    Assignee: Kao Corporation
    Inventors: Kazuo Oki, Hiroji Hosokawa, Mikio Sakaguchi, Hiroshi Kitagaito, Kazuo Taguchi, Hitoshi Takaya
  • Publication number: 20040127387
    Abstract: A solid-shaped detergent comprising particles for detergent, wherein the particles have a dissolution rate of 90% or more, under conditions where the particles are supplied in water at 5° C.; stirred for 60 seconds under the stirring conditions that 1 g of the particles are supplied to a 1-L beaker having an inner diameter of 105 mm which is charged with 1 L of hard water having 71.
    Type: Application
    Filed: September 15, 2003
    Publication date: July 1, 2004
    Applicant: Kao Corporation
    Inventors: Yuhki Yanagisawa, Nobuyoshi Yamaguchi, Shu Yamaguchi, Hitoshi Takaya, Hiroyuki Yamashita
  • Patent number: 6734156
    Abstract: The present invention relates to particles for supporting a surfactant and a process for preparing the same. Further, the present invention relates to high-density detergent particles using the particles for supporting a surfactant, and a process for preparing the same.
    Type: Grant
    Filed: February 14, 2001
    Date of Patent: May 11, 2004
    Assignee: Kao Corporation
    Inventors: Shuji Takana, Hitoshi Takaya, Hiroki Yamaboshi, Yoichi Sugiyama, Hiroshi Kitagaito, Shu Yamaguchi, Hiroyuki Yamashita
  • Patent number: 6645931
    Abstract: A solid-shaped detergent comprising particles for detergent, wherein the particles have a dissolution rate of 90% or more, under conditions where the particles are supplied in water at 5° C.; stirred for 60 seconds under the stirring conditions that 1 g of the particles are supplied to a 1-L beaker having an inner diameter of 105 mm which is charged with 1 L of hard, water having 71.
    Type: Grant
    Filed: June 15, 2000
    Date of Patent: November 11, 2003
    Assignee: Kao Corporation
    Inventors: Yuhki Yanagisawa, Nobuyoshi Yamaguchi, Shu Yamaguchi, Hitoshi Takaya, Hiroyuki Yamashita
  • Patent number: 6602846
    Abstract: The present invention relates to a process for preparing uni-core detergent particles having a degree of particle growth of 1.5 or less and a bulk density of 500 g/L or more, comprising the steps of (A-I) mixing base particles for supporting a surfactant which have an average particle size of from 150 to 500 &mgr;m and a bulk density of 400 g/L or more [Component (a)] with a surfactant composition [Component (c)]; (A-II) mixing a mixture obtained in Step (A-I) with a powdery builder [Component (b)] of which primary average particle size is from 3 to 30 &mgr;m; and (A-III) mixing a mixture obtained in Step (A-II) with a fine powder [Component (d)] of which primary average particle size is smaller than that of Component (b). By using the process of the present invention, the uni-core detergent particles which are excellent in the dissolubility and the flowability properties can be prepared.
    Type: Grant
    Filed: February 14, 2001
    Date of Patent: August 5, 2003
    Assignee: Kao Corporation
    Inventors: Teruo Kubota, Hitoshi Takaya, Motomitsu Hasumi, Hiroyuki Yamashita
  • Patent number: 6534474
    Abstract: The surfactant composition of the present invention is a surfactant composition which is capable of being formulated for use in a non-liquid detergent composition, the surfactant composition comprising a) a nonionic surfactant having a melting point of 30° C.
    Type: Grant
    Filed: December 4, 2000
    Date of Patent: March 18, 2003
    Assignee: Kao Corporation
    Inventors: Kyoko Okada, Teruo Kubota, Hitoshi Takaya, Shu Yamaguchi, Hiroyuki Yamashita
  • Publication number: 20030004086
    Abstract: To provide particles for supporting a surfactant which are excellent in the supporting ability (supporting capacity/supporting strength) of the liquid surfactant composition and a process for preparing the same; detergent particles prepared by using the particles for supporting a surfactant; and a detergent composition comprising the detergent particles. According to the present invention, there are provided particles for supporting a surfactant having excellent supporting abilities (supporting capacity/supporting strength) of a surfactant composition; detergent particles having high quality and high deterging performance, and further having excellent hue; and a detergent composition comprising the detergent particles.
    Type: Application
    Filed: April 1, 2002
    Publication date: January 2, 2003
    Inventors: Shuji Takana, Shu Yamaguchi, Fumihiko Nakamura, Shouji Tanaka, Tadanori Yoshimura, Hitoshi Takaya
  • Publication number: 20020155977
    Abstract: To provide detergent particles having high-speed dissolution capable of dissolving quickly in water after supplying the detergent particles in water, and a method for preparing the detergent particles, and a detergent composition comprising the detergent particles. Detergent particles having an average particle size of from 150 to 500 &mgr;m and a bulk density of 500 g/liter or more, wherein the detergent particles comprising a detergent particle being capable of releasing a bubble from an inner portion of the detergent particles in a process of dissolving the detergent particle in water, the bubble having a size of one-tenth or more of a particle size of the detergent particle, and wherein the detergent particles have a dissolution rate as calculated by Equation (1) of 90% or more, under conditions where the detergent particles are supplied in water at 5° C.
    Type: Application
    Filed: February 5, 2002
    Publication date: October 24, 2002
    Inventors: Teruo Kubota, Hitoshi Takaya, Shu Yamaguchi, Hiroyuki Yamashita, Shuji Takana
  • Patent number: 6376453
    Abstract: To provide detergent particles having high-speed dissolution capable of dissolving quickly in water after supplying the detergent particles in water, and a method for preparing the detergent particles, and a detergent composition comprising the detergent particles. Detergent particles having an average particle size of from 150 to 500 &mgr;m and a bulk density of 500 g/liter or more, wherein the detergent particles comprising a detergent particle being capable of releasing a bubble from an inner portion of the detergent particles in a process of dissolving the detergent particle in water, the bubble having a size of one-tenth or more of a particle size of the detergent particle, and wherein the detergent particles have a dissolution rate as calculated by Equation (1) of 90% or more, under conditions where the detergent particles are supplied in water at 5° C.
    Type: Grant
    Filed: July 22, 1999
    Date of Patent: April 23, 2002
    Assignee: Kao Corporation
    Inventors: Teruo Kubota, Hitoshi Takaya, Shu Yamaguchi, Hiroyuki Yamashita, Shuji Takana
  • Patent number: 6335313
    Abstract: In the detergent granules including 10% by weight or more of a nonionic surfactant and 1% by weight or more of a crystalline alkali metal silicate having an average particle size of from 1 to 60 &mgr;m, the detergent granules characterized in that a proportion of the nonionic surfactant to the crystalline alkali metal silicate is in a weight ratio of from 20/1 to 1/20, and that the iron content calculated as Fe in the crystalline alkali metal silicate is 140 ppm or less. The granular detergent composition characterized in that the granular detergent composition includes the detergent granules described above.
    Type: Grant
    Filed: April 28, 1998
    Date of Patent: January 1, 2002
    Assignee: Kao Corporation
    Inventors: Katsuhiko Kasai, Shu Yamaguchi, Hitoshi Takaya, Taiji Nakamae, Itsuro Tsukahara