Patents by Inventor Kenya Ishida
Kenya Ishida 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).
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Publication number: 20100216876Abstract: An antidiarrhetic composition is provided which is efficacious against diarrhea, in particular, the predominant secretory diarrhea; an antidiarrhetic medicinal composition containing the same is also provided; a food containing the antidiarrhetic composition is also provided; and a method of preventing diarrhea using the same is also disclosed. The composition for relieving diarrhea is a cool composition capable of acting on the digestive tract in the recipient's body and inhibiting the secretion of the intestinal Cl?. In other words, a composition containing one or more kinds of cool act compounds. It may be provided by adding to medicines, foods or drinks.Type: ApplicationFiled: October 2, 2008Publication date: August 26, 2010Inventors: Yuichi Suzuki, Kenya Ishida
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Publication number: 20100184863Abstract: The present application provides a synthetic spilanthol flavor composition that includes (2E,6Z,8E)-N-(2-methylpropyl)-2,6,8-decatrienamide. The synthetic spilanthol composition can also contain, and at least one of (2E, 6E, 8E)-N-(2-methylpropyl)-2,6,8-decatrienamide and (2E, 6Z, 8Z)-N-(2-methylpropyl)-2,6,8-decatrienamide, the (N-(2-methylpropyl)-2,6,8-decatrienamide being present in amounts effective to impart a salivating or tingle effect while reducing the perception of off notes, as compared to the off-notes perceived upon consumption of natural spilanthol (e.g. spilanthol obtained from jambu oleoresin). Methods of increasing salivation and/or providing a tingling sensation upon consuming an orally consumable product that include adding to the product a synthetic spilanthol flavor composition are also provided.Type: ApplicationFiled: July 17, 2009Publication date: July 22, 2010Applicant: Takasago International CorporationInventors: Louis Lombardo, Michael E. Lankin, Kenya Ishida, Shigeru Tanaka, Hideo Ujihara, Kenji Yagi, Jennifer B. Mei, Carter B. Green, Amrit S. Mankoo
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Patent number: 7728177Abstract: Disclosed is a method for producing an optically active 3-methylcyclopentadecan-1-one which is characterized in that 2-cyclopentadecen-1-one is subjected to a 1,4-conjugate addition reaction of a methyl group by using a methylated organic metal in the presence of a copper catalyst, an enol anion scavenger and a specific optically active phosphoramidite for obtaining an optically active 3-methyl-1-cyclopentadecene derivative, and then the thus-obtained 3-methyl-1-cyclopentadecene derivative is subjected to a solvolysis.Type: GrantFiled: May 17, 2006Date of Patent: June 1, 2010Assignee: Takasago International CorporationInventors: Shigeru Tanaka, Kenya Ishida, Hiroyuki Matsuda
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Publication number: 20100093682Abstract: It is to provide a technique for preventing aggregation or caking of menthol at the time of its keeping. In addition, it is to provide a lipid composition, which can show excellent thermal stability even in the case of high temperature at the time of keeping menthol and at the time of blending in a product, does not cause mutual aggregation of powders, particles, flakes, pellets, sticks and the like of menthol, and can maintain its shape retention property. From 10 to 50% by mass of sterols are added to and mixed with from 50 to 90% by mass of menthol, and the resultant is melted with heating. Paraffins may be further added and mixed in an amount of 20% by mass or less, based on the lipid composition.Type: ApplicationFiled: February 27, 2008Publication date: April 15, 2010Applicant: TAKASAGO INTERNATIONAL CORPORATIONInventors: Kenya Ishida, Chiyomi Birou, Tetsuya Yamamoto
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Publication number: 20090270516Abstract: A simplified production method of stereoisomer of theaspiran having high optical purity has been desired. An alcohol compound having a specific skeleton is enantioselectively esterified with an enzyme, or an ester compound having a specific skeleton is enantioselectively hydrolyzed with an enzyme. The resultant optically active ester or optically active alcohol is used. Thus, optically active theaspiran having a desired configuration and having a high optical purity is obtained in a satisfactory yield.Type: ApplicationFiled: September 8, 2006Publication date: October 29, 2009Applicant: Takasago International CorporationInventors: Makoto Harada, Hiroyuki Matsuda, Kenya Ishida, Yuichiro Yamazaki
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Publication number: 20090216039Abstract: Provided that a method for inexpensively producing optically active ?-ionone with a high yield and a high asymmetric yield and with good workability in a short process, and a perfume composition comprising the optically active ?-ionone obtained by the aforementioned method. A method for producing optically active ?-ionone, comprising allowing ?-ionone as a mixture of optical isomers to react with an esterification agent, and hydrolyzing the obtained ?-ionone enol ester; a method for producing optically active ?-ionone comprising subjecting ?-ionone as a mixture of optical isomers to an asymmetric reduction, allowing the obtained optically active ?-ionol to react with an esterification agent to give an optically active ?-ionol ester, hydrolyzing the obtained optically active ?-ionol ester after purification as necessary, and then oxidizing the obtained optically active ?-ionol; and a perfume composition comprising thus obtained optically active ?-ionone.Type: ApplicationFiled: September 13, 2006Publication date: August 27, 2009Applicant: Takasago International CorporationInventors: Tetsuya Yamamoto, Kenji Yagi, Kenya Ishida
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Publication number: 20090208427Abstract: The invention relates to a sensory stimulant composition containing one or more of vanillin acetals represented by the general formula (1), and a flavor and fragrance composition, a beverage or food product, a fragrance or cosmetic product, a daily utensil product, an oral composition, or a pharmaceutical product containing the sensory stimulant composition with a warming sensation agent or cooling sensation substance, if necessary. Vanillin acetals represented by the general formula (1) show an excellent pungent and/or warming sensation effect and a cooling sensation-emphasizing effect.Type: ApplicationFiled: July 5, 2006Publication date: August 20, 2009Inventors: Kenya Ishida, Takashi Aida
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Patent number: 7576125Abstract: A melanogenesis inhibitor characterized by containing at least one kind of piperonyl alcohol represented by the following general formula (1) wherein R is a straight chain or branched chain alkyl group having 3 to 18 carbon atoms, a straight chain or branched chain alkenyl group having 3 to 18 carbon atoms, or an optionally substituted alicyclic alkyl group. The melanogenesis inhibitor is superior in stability and safety and has a high melanogenesis-inhibiting effect; and a skin preparation containing the melanogenesis inhibitor is very stable, safe, and has a sufficient fair skin effect and a sufficient effect for curing skin dyspigmentation.Type: GrantFiled: February 12, 2004Date of Patent: August 18, 2009Assignee: Takasago International CorporationInventors: Kenya Ishida, Eiko Tamai
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Publication number: 20090198070Abstract: The invention relates to a method for producing an azoline compound represented by the general formula (3): wherein R1 represents an optionally substituted hydrocarbon group, an optionally substituted alkoxy group, an optionally substituted alkoxycarbonyl group, a halogen atom, a substituted amino group, a substituted carbamoyl group or an optionally substituted heterocyclic group; R3, R4, R5 and R6 may be the same or different and each represents a hydrogen atom, an optionally substituted hydrocarbon group, an optionally substituted alkoxy group, an optionally substituted alkoxycarbonyl group, a halogen atom, a substituted amino group, a substituted carbamoyl group or an optionally substituted heterocyclic group; two arbitrary groups selected from R3, R4, R5 and R6 may bond to each other to form a ring; and Z1 represents an oxygen atom, a sulfur atom or a selenium atom; comprising reacting a carboxylic acid or a carboxylic acid derivative represented by the general formula (1): R1CO2R2??(1) whereinType: ApplicationFiled: December 4, 2006Publication date: August 6, 2009Applicants: OSAKA UNIVERSITY, TAKASAGO INTERNATIONAL CORPORATIONInventors: Kazushi Mashima, Takashi Ohshima, Takanori Iwasaki, Hironori Maeda, Kenya Ishida
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Patent number: 7538081Abstract: A fragrance composition having an excellent diffusivity and long-lasting property of fragrance and a cosmetic, toiletry, bath composition, food and drink and pharmaceutical having an excellent diffusivity and long-lasting property of fragrance by using a novel fixative. A compound represented by the following general formula (1) is incorporated in a fragrance composition or the foregoing products. The amount of the compound of the general formula (1) to be incorporated in the fragrance composition is preferably from 0.01 to 90% by weight. The amount of the compound of the general formula (1) to be incorporated directly in the foregoing products is preferably from 0.0001 to 2.0 times (by weight) the weight of the aroma composition and/or composition to be incorporated therein. In this arrangement, a fragrance composition or products having an enhanced diffusivity and long-lasting property of fragrance can be obtained without causing any safety problem on human being.Type: GrantFiled: September 12, 2001Date of Patent: May 26, 2009Assignee: Takasago International CorporationInventors: Kenya Ishida, Takashi Nishida, Hiroyuki Matsuda, Hisao Iwai, Toshimitsu Hagiwara
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Publication number: 20090124826Abstract: Disclosed is a method for producing an optically active 3-methylcyclopentadecan-1-one which is characterized in that 2-cyclopentadecen-1-one is subjected to a 1,4-conjugate addition reaction of a methyl group by using a methylated organic metal in the presence of a copper catalyst, an enol anion scavenger and a specific optically active phosphoramidite for obtaining an optically active 3-methyl-1-cyclopentadecene derivative, and then the thus-obtained 3-methyl-1-cyclopentadecene derivative is subjected to a solvolysis.Type: ApplicationFiled: May 17, 2006Publication date: May 14, 2009Applicant: Takasago International CorporationInventors: Shigeru Tanaka, Kenya Ishida, Hiroyuki Matsuda
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Publication number: 20080171794Abstract: The present invention relates to a humectant composition containing, as component (A), at least one member selected from a menthol derivative represented by the following formula (1) and p-menthane-3,8-diol: in which R is an alkylene group having 2 to 5 carbon atoms which may be substituted with at least one member selected from the group consisting of a methyl group and a hydroxyl group, and n is an integer of 1 to 3. The humectant composition of the present invention provides an excellent moisture-retention effect.Type: ApplicationFiled: January 16, 2008Publication date: July 17, 2008Applicant: TAKASAGO INTERNATIONAL CORPORATIONInventors: Tetsuya Yamamoto, Kenya Ishida
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Publication number: 20080112910Abstract: The cool feeling composition of the present invention obtained by combining a cool feeling substance containing at least one compound selected from 1-menthol, isopulegol, 3-(1-menthoxy)propane-1,2-diol, 2-(1-menthoxy)ethan-1-ol, 3-(1-menthoxy)propan-1-ol, 2-methyl-3-(1-menthoxy)propane-1,2-diol, N-ethyl-1-menthylcarboxamide, p-menthane-3,8-diol, 1-menthyl lactate, and 2-isopropyl-N,2,3-trimethylbutanamide with a salicylic acid ester represented by the following general formula (I), such as 2-hydroxyethyl salicylate, improves strength and persistency of cool feeling effect, particularly, those containing 1-menthol as the cool feeling substance can alleviate the irritant fragrance note resulting from 1-menthol.Type: ApplicationFiled: December 28, 2007Publication date: May 15, 2008Inventors: Kenya Ishida, Kazutoshi Sakurai
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Publication number: 20070225378Abstract: The invention relates to innovative menthol derivatives which are represented by the general formula (I) below and are excellent in a cooling effect and cool retaining effect, cooling agent compositions comprising the menthol derivatives, and sensory stimulation agent compositions containing the cooling agent compositions, as well as fragrance compositions, beverage or food products, cosmetic products, toiletry products, bathing agents, and pharmaceutical products containing the cooling agent compositions or sensory stimulation agent compositions. (general formula (I)) wherein R<1> represents a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, or an acyl group having 1 to 5 carbon atoms; R<2> and R<3> independently represent an alkylene group having 2 to 5 carbon atoms and optionally having a substituent; double dotted line represents a single bond or a double bond; and n is an integer of 1 to 3.Type: ApplicationFiled: May 31, 2004Publication date: September 27, 2007Inventors: Kenya Ishida, Takashi Aida, Hiroyuki Matsuda, Fumihiro Yanaka
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Patent number: 7196052Abstract: A fragrance composition having high fragrance properties such as fragrance diffusivity and long-lasting property obtained without changing the fragrance note of the fragrance composition which is useful in various fragrance providing products such as cosmetics, toiletry products, bath compositions and pharmaceuticals having satisfactory fragrance properties such as fragrance diffusivity and long-lasting property. The fragrance composition contains 0.1 to 90% by weight of a glyceryl ether derivative represented by the following general formula (I), such as 2-ethylhexyloxypropanediol as a fixative or fragrance note-improving agent. The fragrance-providing product contains 0.01 to 50% by weight of the fragrance composition in the final product composition. General formula (I) is: wherein R1 represents an aliphatic hydrocarbon group having 4 to 12 carbon atoms which may have a branched chain or an aromatic hydrocarbon group, which may have a substituent.Type: GrantFiled: February 21, 2003Date of Patent: March 27, 2007Assignee: Takasago International CorporationInventors: Kenya Ishida, Kenji Arata, Kenji Maruyama
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Publication number: 20060210522Abstract: Bioavailability of a ceramide, which is a minimally soluble material of a skin care composition exhibiting an excellent effect is enhanced by combining at least one component selected from ceramides represented by Formula (1): and at least one component selected from aliphatic alcohol having 12 to 30 carbon atoms.Type: ApplicationFiled: April 29, 2004Publication date: September 21, 2006Applicant: Takasago International CorporationInventors: Kenya Ishida, Kenichiro Shiroyama
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Publication number: 20060088485Abstract: A melanogenesis inhibitor characterized by containing at least one kind of piperonyl alcohol represented by the following general formula (1) wherein R is a straight chain or branched chain alkyl group having 3 to 18 carbon atoms, a straight chain or branched chain alkenyl group having 3 to 18 carbon atoms, or an optionally substituted alicyclic alkyl group. The melanogenesis inhibitor is superior in stability and safety and has a high melanogenesis-inhibiting effect; and a skin preparation containing the melanogenesis inhibitor is very stable, safe, and has a sufficient fair skin effect and a sufficient effect for curing skin dyspigmentation.Type: ApplicationFiled: February 12, 2004Publication date: April 27, 2006Inventors: Kenya Ishida, Eiko Tamai
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Publication number: 20050129721Abstract: The cool feeling composition of the present invention obtained by combining a cool feeling substance containing at least one compound selected from 1-menthol, isopulegol, 3-(1-menthoxy)propane-1,2-diol, 2-(1-menthoxy)ethan-1-ol, 3-(1-menthoxy)propan-1-ol, 2-methyl-3-(1-menthoxy)propane-1,2-diol, N-ethyl-l-menthylcarboxamide, p-menthane-3,8-diol, 1-menthyl lactate, and 2-isopropyl-N, 2,3-trimethylbutanamide with a salicylic acid ester represented by the following general formula (I), such as 2-hydroxyethyl salicylate, improves strength and persistency of cool feeling effect, particularly, those containing 1-menthol as the cool feeling substance can alleviate the irritant fragrance note resulting from 1-menthol.Type: ApplicationFiled: February 28, 2003Publication date: June 16, 2005Applicant: Takasago International CorporationInventors: Kenya Ishida, Kazutoshi Sakurai
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Publication number: 20040076690Abstract: The present invention relates to compositions comprising compounds that induce weight and fat loss and compounds that mask the bitter and harsh taste of the composition. The invention further relates to a food, beverage, dietary supplement, medical food, or pet food comprising compounds that induce weight loss and compounds that mask the bitter and harsh taste of the product. The invention is further related to methods of reducing or controlling weight by administering such compositions. Further provided are cosmetic sheets for topical administration of compositions for inducing weight and fat loss.Type: ApplicationFiled: April 30, 2003Publication date: April 22, 2004Applicants: Kanebo, Ltd., Takasago International Corporation, Takasago International CorporationInventors: Takeshi Ikemoto, Hiroyuki Nishio, Mariko Hara, Masato Saito, Satoshi Yomoda, Koichi Ogata, Kenya Ishida, Tamami Sato, Hiromi Matsumoto, Toshiyuki Hamasaki, Yoshiko Nihei, Naoko Ozawa, Charles H. Manley
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Publication number: 20030216283Abstract: A fragrance composition having high fragrance properties such as fragrance diffusivity and long-lasting property obtained without changing the fragrance note of the fragrance composition which is useful in various fragrance providing products such as cosmetics, toiletry products, bath compositions and pharmaceuticals having satisfactory fragrance properties such as fragrance diffusivity and long-lasting property. The fragrance composition contains 0.1 to 90% by weight of a glyceryl ether derivative represented by the following general formula (I), such as 2-ethylhexyloxypropanediol as a fixative or fragrance note-improving agent. The fragrance providing product contains 0.01 to 50% by weight of the fragrance composition in the final product composition.Type: ApplicationFiled: February 21, 2003Publication date: November 20, 2003Applicant: TAKASAGO INTERNATIONAL CORPORATIONInventors: Kenya Ishida, Kenji Arata, Kenji Maruyama