Patents by Inventor Koji Nagao

Koji Nagao 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: 20240122212
    Abstract: There is a demand for the development of a novel beverage containing an alternative sweetener to sugar. The present invention provides a beverage containing 0.1-25 w/v % of D-arabinose.
    Type: Application
    Filed: December 27, 2021
    Publication date: April 18, 2024
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Yui UTSUMI, Tomoya OSADA, Koji NAGAO, Yoshiaki YOKOO
  • Patent number: 11957143
    Abstract: The purpose of the present invention is to provide a crystal of rebaudioside D that exhibits high solubility in water. In one embodiment, the present invention provides a rebaudioside D crystal having a crystalline form ? that shows peaks in X-ray diffraction (CuK?: ?=1.5405 ?) at two or more positions selected from the group consisting of 2?=6.7±0.2 deg, 10.8±0.2 deg, 12.9±0.15 deg, and 22.2±0.2 deg.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: April 16, 2024
    Assignee: SUNTORY HOLDINGS LIMITED
    Inventors: Soichiro Urai, Yoshiaki Yokoo, Koji Nagao, Hiroshi Takiyama, Shoji Kudo
  • Publication number: 20240108034
    Abstract: Provided is an oral composition comprising (a) a high-intensity sweetener in an amount corresponding to a sweetness intensity X1, (b) an intrinsic phospholipid, (c) 60 mg/100 mL or less of sodium, and (d) a foreign phospholipid in an amount less than a taste recognition threshold, wherein the oral composition has a sweetness of a sweetness intensity X2 exhibited by the components (a) and (b), and a sweetness of a sweetness intensity X3 exhibited by the components (a) to (d), respectively, and 0.1<X2<X3 is satisfied.
    Type: Application
    Filed: December 28, 2021
    Publication date: April 4, 2024
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Junki YOSHIDA, Yuki TERAMOTO, Tadahiro OHKURI, Jumpei YAMASHITA, Koji NAGAO, Yoshiaki YOKOO
  • Publication number: 20240065298
    Abstract: Provided is an oral composition comprising (a) a high-intensity sweetener in an amount corresponding to a sweetness intensity X1, (b) 60 mg/100 mL or less of sodium, and (c) a phospholipid in an amount less than a taste recognition threshold, wherein the oral composition has a sweetness of a sweetness intensity X2 exhibited by the components (a) to (c), respectively, and 0.1<X1<X2 is satisfied.
    Type: Application
    Filed: December 28, 2021
    Publication date: February 29, 2024
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Junki YOSHIDA, Tadahiro OHKURI, Yuki TERAMOTO, Jumpei YAMASHITA, Koji NAGAO, Yoshiaki YOKOO
  • Patent number: 11873521
    Abstract: The purpose of the present invention is to: determine the structure of a novel steviol glycoside which is detected from species containing a large amount of Reb. C (also referred to as dulcoside B), and a trace amount of which is capable of influencing the quality of taste; and understand the taste characteristics of said steviol glycoside. The present invention provides a compound represented by formula (1) or a salt thereof, or a hydrate thereof.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: January 16, 2024
    Assignee: SUNTORY HOLDINGS LIMITED
    Inventors: Kazunari Iwaki, Katsuro Miyagawa, Eiichiro Ono, Tadayoshi Hirai, Misa Ochiai, Koji Nagao, Soichiro Urai, Takehiro Watanabe, Kohki Fujikawa
  • Publication number: 20230064324
    Abstract: The present invention provides compositions containing steviol and/or steviol glycoside, the compositions being for suppressing endoplasmic reticulum stress, promoting neurite growth, improving nerve damage, improving neurodegenerative disease, and/or promoting nerve regeneration.
    Type: Application
    Filed: December 25, 2020
    Publication date: March 2, 2023
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Junki YOSHIDA, Tadahiro OHKURI, Koji NAGAO, Yoshiaki YOKOO
  • Publication number: 20230059067
    Abstract: The present invention pertains to a novel complex of rebaudioside D having increased water-solubility, and a novel method for increasing the solubility of rebaudioside D in water. The present invention provides a complex containing Reb. D and one or more compounds selected from sugars as well as water-soluble vitamins and salts thereof, wherein the water-solubility of Reb. D at a water temperature of 25° C. is 75 mg/100 g-H2O or higher.
    Type: Application
    Filed: December 25, 2020
    Publication date: February 23, 2023
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Soichiro URAI, Koji NAGAO, Yoshiaki YOKOO, Hiroshi TAKIYAMA
  • Publication number: 20230057359
    Abstract: The present invention provides a composition which contains a steviol and/or steviol glycoside, and is for inhibiting the accumulation of fat, promoting lipolysis, reducing blood glucose level, enhancing the intake of glucose, improving the metabolism of glucose, or treating alcoholic liver disease or non-alcoholic fatty liver disease.
    Type: Application
    Filed: December 25, 2020
    Publication date: February 23, 2023
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Junki YOSHIDA, Tadahiro OHKURI, Koji NAGAO, Yoshiaki YOKOO
  • Publication number: 20230027601
    Abstract: There is demand for a novel method for manufacturing a RebD crystallized product. The present invention provides a method for manufacturing a RebD-containing crystallized product, including: a step for mixing a stevia plant-derived crude product having a total steviol glycoside content of 50-95 mass %, and containing at least RebA and RebD, into a solvent containing methanol or ethanol so that the supersaturation of RebD at 10° C. is at least 10 and the supersaturation of RebA at 10° C. does not exceed 18, and adjusting a crystallization solution; and a step for cooling the crystallization solution under stirring and causing RebD to precipitate.
    Type: Application
    Filed: October 30, 2020
    Publication date: January 26, 2023
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Soichiro URAI, Yui UTSUMI, Keisuke TAKAYANAGI, Tomoyuki NISHIBORI, Ryoki MITSUI, Yoshiaki YOKOO, Koji NAGAO
  • Publication number: 20220363705
    Abstract: There is demand for a novel method for manufacturing a RebD crystallized product. The present invention provides a method for manufacturing a RebD-containing crystallized product, characterized in including: a step for mixing a stevia plant-derived crude product having a total steviol glycoside content of 50-95 mass %, and containing at least RebA and RebD, in a solvent containing ethanol and having a methanol concentration of 1 mg/L or less, and adjusting a crystallization solution; and a step for cooling the crystallization solution under stirring and causing RebD to precipitate.
    Type: Application
    Filed: October 30, 2020
    Publication date: November 17, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Soichiro URAI, Yui UTSUMI, Keisuke TAKAYANAGI, Tomoyuki NISHIBORI, Ryoki MITSUI, Yoshiaki YOKOO, Koji NAGAO
  • Publication number: 20220312798
    Abstract: The present invention provides: a novel beverage having foam retentivity; and a method for improving foam retentivity. The present invention provides a beverage containing rebaudioside D and a compound represented by formula (1)(in the formula, R1 represents Xyl(1-2)Glc1-, and R2 represents Glc(1-2)[Glc(1-3)]Glc1-, Glc represents glucose, and Xyl represents xylose), wherein the sum of the content of rebaudioside D and the compound represented by formula (1) is 30-600 ppm, and the content of the compound represented by formula (1) in terms of mass is 0.5-95% of the aforementioned sum.
    Type: Application
    Filed: August 7, 2020
    Publication date: October 6, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Ryoki MITSUI, Soichiro URAI, Yoshiaki YOKOO, Koji NAGAO
  • Publication number: 20220295847
    Abstract: An aspect of the present invention provides a method for producing a rebaudioside D-containing aqueous composition comprising rebaudioside D at a concentration of 500 ppm by weight or more, the method comprising a step of stirring for dispersing a steviol glycoside component containing rebaudioside D and water in a temperature range of 40° C. to 100° C. under high shear at a tip speed (peripheral speed) of a rotor of 15 m/s or more, wherein the steviol glycoside component comprises more than 50% by weight of rebaudioside D based on a total weight of the steviol glycoside component.
    Type: Application
    Filed: August 20, 2020
    Publication date: September 22, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Soichiro URAI, Koji NAGAO, Yoshiaki YOKOO, Georgina RENTLE, Zafer GEZGIN
  • Publication number: 20220273008
    Abstract: The present invention provides a plant body containing a compound represented by Formula (1), or a salt or a hydrate thereof: [in the formula: (i) R1 represents Xyl(1-2)Glc1- and R2 represents Glc(1-2)[Glc(1-3)]Glc1- or (ii) R1 represents Glc(1-2)[Glc(1-3)]Glc1- and R2 represents Xyl(1-2)[Glc(1-3)]Glc1- (where Glc stands for glucose and Xyl stands for xylose)].
    Type: Application
    Filed: July 30, 2020
    Publication date: September 1, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Soichiro URAI, Kazunari IWAKI, Katsuro MIYAGAWA, Tadayoshi HIRAI, Koji NAGAO, Yoshiaki YOKOO, Takehiro WATANABE, Kohki FUJIKAWA
  • Publication number: 20220256902
    Abstract: The present invention provides a novel steviol glycoside containing xylose. According to the present invention, there is provided a compound represented by formula (1), or a salt or hydrate thereof. (In formula, (i) R1 represents Xyl(1-2)Glc1- and R2 represents Glc(1-2)[Glc(1-3)]Glc1-; or (ii) R1 represents Glc(1-2)[Glc(1-3)]Glc1- and R2 represents Xyl(1-2)[Glc(1-3)]Glc1-, where Glc represents glucose and Xyl represents xylose.
    Type: Application
    Filed: July 30, 2020
    Publication date: August 18, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Soichiro URAI, Kazunari IWAKI, Katsuro MIYAGAWA, Tadayoshi HIRAI, Koji NAGAO, Yoshiaki YOKOO, Takehiro WATANABE, Kohki FUJIKAWA
  • Publication number: 20220226354
    Abstract: The development of a superior GLP-1 secretion-promoting component is expected. The present invention provides a GLP-1 secretion-promoting composition comprising a GLP-1 secretion-promoting component and an emulsified particle that contains an oil-in-water emulsifying agent.
    Type: Application
    Filed: April 22, 2020
    Publication date: July 21, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Soichiro URAI, Koji NAGAO, Yoshiaki YOKOO
  • Publication number: 20220211731
    Abstract: It has been expected to develop a better GLP-1 secretagogue component. The present invention provides a composition for promoting GLP-1 secretion that contains emulsified particles comprising an amphiphilic GLP-1 secretagogue component and an emulsifier, wherein the emulsifier is an oil-in-water type emulsifier and the GLP-1 secretagogue component is incorporated in the emulsified particles.
    Type: Application
    Filed: April 22, 2020
    Publication date: July 7, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Soichiro URAI, Koji NAGAO, Yoshiaki YOKOO
  • Publication number: 20220159988
    Abstract: The present invention pertains to a tea beverage that contains: (a) a natural sugar in an amount corresponding to sweetness intensity X1; (b) a high-sweetness-degree sweetener in an amount corresponding to sweetness intensity X2; and (c) less than 50 mg/100 ml of sodium. The high-sweetness-degree sweetener includes at least one high-sweetness-degree sweetener b1 selected from the group consisting of rebaudioside M, rebaudioside D, rebaudioside N, rebaudioside O, rebaudioside E, Momordica grosvenori extract, mogroside V, and thaumatin, and the tea beverage satisfies 0.1<(X1+X2)?20.
    Type: Application
    Filed: December 6, 2019
    Publication date: May 26, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Yoji ASAMI, Tadahiro OHKURI, Akiko FUJIE, Koji NAGAO, Yoshiaki YOKOO
  • Publication number: 20220125076
    Abstract: The present invention pertains to a fruit juice beverage that contains: (a) a natural sugar in an amount corresponding to sweetness intensity X1; (b) a high-sweetness-degree sweetener in an amount corresponding to sweetness intensity X2; and (c) less than 70 mg/100 ml of sodium. The high-sweetness-degree sweetener includes at least one high-sweetness-degree sweetener b1 selected from the group consisting of rebaudioside M, rebaudioside D, rebaudioside N, rebaudioside O, rebaudioside E, Momordica grosvenori extract, mogroside V, and thaumatin, and the fruit juice beverage satisfies 0.1<(X1+X2)?20.
    Type: Application
    Filed: December 6, 2019
    Publication date: April 28, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Yoji ASAMI, Tadahiro OHKURI, Akiko FUJIE, Koji NAGAO, Yoshiaki YOKOO
  • Publication number: 20220071239
    Abstract: The present invention pertains to a flavored water including (a) a natural sugar in an amount equivalent to a sweetness intensity X1, (b) a highly sweet sweetener in an amount equivalent to a sweetness intensity X2, and (c) less than 40 mg/100 ml of sodium. The highly sweet sweetener includes at least one highly sweet sweetener b1 selected from the group consisting of Rebaudioside M, Rebaudioside D, Rebaudioside N, Rebaudioside O, Rebaudioside E, Siraitia grosvenorii fruit extract, Mogroside V, and thaumatin. 0.1<(X1+X2)?20.
    Type: Application
    Filed: December 6, 2019
    Publication date: March 10, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Yoji ASAMI, Tadahiro OHKURI, Akiko FUJIE, Koji NAGAO, Yoshiaki YOKOO
  • Publication number: 20220071238
    Abstract: The present invention relates to an effervescent beverage in which the quality of taste resulting from sugars and sweeteners is improved, and a method for producing the effervescent beverage.
    Type: Application
    Filed: December 6, 2019
    Publication date: March 10, 2022
    Applicant: SUNTORY HOLDINGS LIMITED
    Inventors: Yoji ASAMI, Tadahiro OHKURI, Akiko FUJIE, Koji NAGAO, Yoshiaki YOKOO