Patents by Inventor Yasutaka Ishii
Yasutaka Ishii 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: 20240077938Abstract: There is provided an information processing method to deal with the generation of inexact posture information. The information processing method includes acquiring posture information that indicates a posture of a moving body, extracting a feature amount from the posture information acquired at one time point or at multiple time points, determining whether or not the extracted feature amount is included within a definition range in a feature amount space, and acquiring, as a use feature amount, a feature amount that is included within the definition range, when the extracted feature amount is determined not to be included within the definition range, and generating data that indicates a posture or a motion, by using the use feature amount.Type: ApplicationFiled: December 7, 2021Publication date: March 7, 2024Applicant: Sony Group CorporationInventors: Tamotsu ISHII, Tetsuro SATO, Yasutaka FUKUMOTO
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Patent number: 9447013Abstract: Provided is a method of oxidizing a substrate with excellent oxidizing power to yield a corresponding oxide. The method can employ a commercially available imide compound as intact as a catalyst and can produce the oxide in a high yield under mild conditions. A method for producing an oxide according to the present invention includes performing oxidation of a substrate in the presence of oxygen and ozone under catalysis of an imide compound to yield a corresponding oxide. The imide compound has a cyclic imide skeleton represented by Formula (I). In the formula, n is selected from 0 and 1; and X is selected from an oxygen atom and an —OR group, where R is selected from hydrogen and a hydroxy-protecting group.Type: GrantFiled: July 14, 2014Date of Patent: September 20, 2016Assignee: DAICEL CORPORATIONInventors: Yasutaka Ishii, Ichiro Takase, Yoshiya Narasaki, Takamasa Suzuki
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Publication number: 20160159722Abstract: Provided is a method of oxidizing a substrate with excellent oxidizing power to yield a corresponding oxide. The method can employ a commercially available imide compound as intact as a catalyst and can produce the oxide in a high yield under mild conditions. A method for producing an oxide according to the present invention includes performing oxidation of a substrate in the presence of oxygen and ozone under catalysis of an imide compound to yield a corresponding oxide. The imide compound has a cyclic imide skeleton represented by Formula (I). In the formula, n is selected from 0 and 1; and X is selected from an oxygen atom and an —OR group, where R is selected from hydrogen and a hydroxy-protecting group.Type: ApplicationFiled: July 14, 2014Publication date: June 9, 2016Applicant: DAICEL CORPORATIONInventors: Yasutaka ISHII, Ichiro TAKASE, Yoshiya HARASAKI, Takamasa SUZUKI
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Patent number: 8680267Abstract: A process produces an amide or lactam by subjecting an oxime compound to rearrangement in a solvent in the presence of: at least one catalyst selected from the group consisting of an aromatic compound (A1) containing a leaving group bound to a carbon atom constituting the aromatic ring, the aromatic ring including, as a constitutive atom thereof, a heteroatom or including, as a constitutive atom thereof, a carbon atom bound to an electron-withdrawing group, and a compound (A2) containing a structure of Formula (1): -G-LA (1) wherein G represents P, N, S, B or Si atom; and LA represents a leaving group, wherein G is bound to one or more atoms or groups in addition to LA; and a co-catalyst including a halogen-containing organic acid, to give the corresponding amide or lactam, wherein, when the aromatic compound (A1) alone is used as the catalyst, the solvent is at least one solvent selected typically from hydrocarbon solvents.Type: GrantFiled: June 10, 2009Date of Patent: March 25, 2014Assignee: Daicel Chemical Industries, Ltd.Inventors: Takahiro Iwahama, Tatsuya Nakano, Yasutaka Ishii
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Patent number: 8410308Abstract: Disclosed is a process for the production of an oxygen-containing organic compound by oxidizing an organic compound with molecular oxygen in a liquid phase in the presence both of a catalytic nitrogen-containing cyclic compound and a catalyst including a solid superacid and, supported thereon, a transition metal compound, in which the nitrogen-containing cyclic compound contains, as a ring constituent, a skeleton represented by following Formula (1), wherein X represents an —OR group, and wherein R represents hydrogen atom or a hydroxyl-protecting group. The process gives the oxygen-containing organic compound in a high yield and enables easy recovery and reuse of the catalyst.Type: GrantFiled: February 27, 2009Date of Patent: April 2, 2013Assignee: Daicel Chemical Industries, Ltd.Inventors: Minoru Takano, Naruhisa Hirai, Yasutaka Ishii
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Publication number: 20100331569Abstract: Disclosed is a process for the production of an oxygen-containing organic compound by oxidizing an organic compound with molecular oxygen in a liquid phase in the presence both of a catalytic nitrogen-containing cyclic compound and a catalyst including a solid superacid and, supported thereon, a transition metal compound, in which the nitrogen-containing cyclic compound contains, as a ring constituent, a skeleton represented by following Formula (1), wherein X represents an —OR group, and wherein R represents hydrogen atom or a hydroxyl-protecting group. The process gives the oxygen-containing organic compound in a high yield and enables easy recovery and reuse of the catalyst.Type: ApplicationFiled: February 27, 2009Publication date: December 30, 2010Inventors: Minoru Takano, Naruhisa Hirai, Yasutaka Ishii
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Publication number: 20100317869Abstract: To provide a solid catalyst containing a cyclic imide skeleton which is easily available and easily separable from reaction products and which is easily recovered and regenerated, and free from reaction inhibitory factors; and a process for oxidation of organic compounds with the solid catalyst. An immobilized cyclic imide catalyst having a structure represented by following Formula (1), wherein X is oxygen or an —OR group (wherein R is hydrogen atom or a hydroxyl-protecting group); n is 0 or 1; Z1 is a five- or six-membered cyclic imide skeleton to which an aromatic or nonaromatic ring Z2 may be adjacent; elliptically shaped moiety S is an inorganic support; A1 is a group linking silicon atom with the cyclic imide skeleton Z1 or with the ring Z2 and is either a divalent hydrocarbon group or a group composed of a divalent hydrocarbon group and an amide bond (—NHCO—); and the cyclic imide skeleton Z1 and the ring Z2 may each be substituted.Type: ApplicationFiled: February 28, 2008Publication date: December 16, 2010Inventors: Yasutaka Ishii, Minoru Takano, Naruhisa Hirai
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Patent number: 7759515Abstract: A catalyst of the invention includes an imide compound having a N-substituted cyclic imide skeleton represented by following Formula (I): wherein R is a hydroxyl-protecting group. Preferred R is a hydrolyzable protecting group. R may be a group obtained from an acid by eliminating an OH group therefrom. Such acids include, for example, carboxylic acids, sulfonic acids, carbonic acid, carbamic acid, sulfuric acid, nitric acid, phosphoric acids and boric acids. The catalyst may include the imide compound and a metallic compound in combination. In the presence of the catalyst, (A) a compound capable of forming a radical is allowed to react with (B) a radical scavenging compound and thereby yields an addition or substitution reaction product of the compound (A) and the compound (B) or a derivative thereof. This catalyst can produce an organic compound with a high selectivity in a high yield as a result of, for example, an addition or substitution reaction under mild conditions.Type: GrantFiled: May 16, 2006Date of Patent: July 20, 2010Assignee: Daicel Chemical Industries, Ltd.Inventors: Yasutaka Ishii, Naruhisa Hirai, Masahiko Terada
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Patent number: 7745654Abstract: A vinyl- or allyl-containing compound represented by following Formula (3): wherein R2, R3, R4, R5, and R6 each represent hydrogen atom or a nonmetallic atom-containing group; R7 represents a nonmetallic atom-containing group; Y represents a group selected from the group consisting of —Si(R8)(R9)—, —Si(R10)(R11)—O—, the left hand of which is combined with R7, and —NR12—, wherein R8, R9, R10, R11, and R12 each represent hydrogen atom or a nonmetallic atom-containing group; and “n” represents 0 or 1, is prepared by reacting a vinyl or allyl ester compound represented by following Formula (1): wherein R1 represents hydrogen atom or a nonmetallic atom-containing group; R2, R3, R4, R5, R6, and “n” are as defined above, with a compound represented by following Formula (2): R7—Y—H ??(2) wherein R7 and Y are as defined above, in the presence of a transition element compound.Type: GrantFiled: March 2, 2007Date of Patent: June 29, 2010Assignee: Daicel Chemical Industries, Ltd.Inventors: Yasutaka Ishii, Tatsuya Nakano, Takahiro Iwahama
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Patent number: 7741514Abstract: A catalyst of the invention includes an imide compound having a N-substituted cyclic imide skeleton represented by following Formula (I): wherein R is a hydroxyl-protecting group. Preferred R is a hydrolyzable protecting group. R may be a group obtained from an acid by eliminating an OH group therefrom. Such acids include, for example, carboxylic acids, sulfonic acids, carbonic acid, carbamic acid, sulfuric acid, nitric acid, phosphoric acids and boric acids. The catalyst may include the imide compound and a metallic compound in combination. In the presence of the catalyst, (A) a compound capable of forming a radical is allowed to react with (B) a radical scavenging compound and thereby yields an addition or substitution reaction product of the compound (A) and the compound (B) or a derivative thereof. This catalyst can produce an organic compound with a high selectivity in a high yield as a result of, for example, an addition or substitution reaction under mild conditions.Type: GrantFiled: August 15, 2006Date of Patent: June 22, 2010Assignee: Daicel Chemical Industries, Ltd.Inventors: Yasutaka Ishii, Tatsuya Nakano, Takahiro Iwahama, Naruhisa Hirai
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Publication number: 20100029956Abstract: Disclosed is a method for producing an ester or lactone in which a secondary alcohol represented by following Formula (1) (wherein Ra and Rb each represent an organic group, or Ra and Rb may be combined to form a ring together with the adjacent carbon atom) is oxidized by molecular oxygen in the presence of a nitrogen-containing cyclic compound containing a structure represented by following Formula (I) [wherein X represents an oxygen atom or an —OR group (wherein R represents a hydrogen atom or hydroxyl-protecting group)] as a constituent of its ring, and at least one of a fluorine-containing alcohol and a fluorinated sulfonic acid, and thereby yields a compound represented by following Formula (2):Type: ApplicationFiled: February 28, 2008Publication date: February 4, 2010Inventors: Yasutaka Ishii, Takahiro Iwahama
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Publication number: 20100029932Abstract: Disclosed is a process for producing an amide or lactam in a high yield in a simple manner by allowing a rearrangement reaction of an oxime compound to proceed without causing large amounts of by-products such as ammonium sulfate. Specifically, disclosed is a process for producing an amide or lactam in which a corresponding amide or lactam is produced by rearranging an oxime compound in the presence of a compound containing a structure represented by following Formula (1): —Z—X ??(1) wherein Z represents P, N, S, B, or Si atom; and X represents a leaving group, where Z is bonded to one or more atoms or groups besides X. In the process, X may be a halogen atom.Type: ApplicationFiled: December 20, 2007Publication date: February 4, 2010Inventors: Yasutaka Ishii, Takahiro Iwahama, Tatsuya Nakano
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Patent number: 7608727Abstract: A carbonyl compound represented by following Formula (1): wherein R1 represents hydrogen atom or an organic group; and R2 represents hydrogen atom or an organic group having a carbon atom at a bonding site with the carbonyl group in Formula (1), wherein R1 and R2 may be combined to form a ring with adjacent two carbon atoms, or an equivalent thereof is reacted with an unsaturated compound represented by following Formula (2): wherein each of R3, R4, and R5 represents hydrogen atom, a halogen atom, hydroxyl group, or an organic group and wherein R3 and R4 may be combined to form a ring with adjacent two carbon atoms, or a precursor thereof, to yield a furan compound represented by following Formula (3): wherein R3? represents R3, R5 or hydrogen atom; and R1, R2, R3, R4, are R5 are as defined above.Type: GrantFiled: February 22, 2007Date of Patent: October 27, 2009Assignee: Daicel Chemical Industries, Ltd.Inventors: Yasutaka Ishii, Tatsuya Nakano, Takahiro Iwahama
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Publication number: 20090093628Abstract: An amide or lactam is produced by conducting a rearrangement of a corresponding oxime compound in the presence of a cyclic compound containing a structure represented by following Formula (1) as a ring constituent and a fluorinated alcohol: wherein Z represents a halogen atom or an —OR group, where R represents an organic group. Z is preferably chlorine atom. Exemplary fluorinated alcohols include fluorine-containing branched-chain aliphatic alcohols represented by following Formula (3): wherein Rf1 and Rf2 may be the same as or different from each other and each represent a perfluoroalkyl group having one to eight carbon atoms; and “n” denotes an integer of 0 to 8. According to this process, amides or lactams can be simply produced in high yields without causing large amounts of by-products.Type: ApplicationFiled: February 27, 2007Publication date: April 9, 2009Inventors: Yasutaka Ishii, Tatsuya Nakano, Takahiro Iwahama
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Publication number: 20080221369Abstract: A substituted phenolic compound is prepared by oxidizing a substituted diarylethane compound with oxygen in the presence of a nitrogen-containing cyclic compound, and treating the oxidized product with an acid. The nitrogen-containing cyclic compound includes, as a constituent of its ring, a skeleton represented by following Formula (I): wherein X is oxygen atom or an —OR group, where R is hydrogen atom or a hydroxyl-protecting group. The substituted diarylethane compound is represented by following Formula (1): wherein each of Ring Ar1 and Ring Ar2 is independently a monocyclic or polycyclic aromatic carbocyclic ring; Y1 is an electron-donating group; Y2 is an electron-withdrawing group; “p” is an integer of 1 or more; and “q” is an integer of 0 or more. The substituted phenolic compound is represented by following Formula (2): wherein Ring Ar1, Y1, and “p” are as defined above.Type: ApplicationFiled: February 14, 2008Publication date: September 11, 2008Applicant: DAICEL CHEMICAL INSDUSTRIES, LTD.Inventors: Yasutaka Ishii, Takahiro Iwahama
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Patent number: 7414160Abstract: A process produces an aromatic compound by bringing an aromatic compound (B) into contact with molecular oxygen (C) in the presence of a catalyst (A) comprising at least one of (A1) a heteropolyacid and/or a salt thereof, and (A2) a mixture of oxoacids and/or salts thereof containing, as a whole, one of P and Si and at least one selected from V, Mo and W to thereby yield another aromatic compound (G) than the aromatic compound (B). The process can produce, for example, a corresponding aromatic hydroxy compound (G1) by allowing the aromatic compound (B) to react with the molecular oxygen (C) further in the presence of a reducing agent (D).Type: GrantFiled: December 20, 2005Date of Patent: August 19, 2008Assignee: Daicel Chemical Industries, Ltd.Inventors: Yasutaka Ishii, Tatsuya Nakano
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Patent number: 7368615Abstract: A catalyst includes a cyclic imide compound having an N-substituted cyclic imide skeleton represented by following Formula (I): wherein X is an oxygen atom or a hydroxyl group, and having a solubility parameter of less than or equal to 26 [(MPa)1/2] as determined by Fedors method. The catalyst may further comprise a metallic compound. By allowing (A) a compound capable of forming a radical to react with (B) a radical scavenging compound in the presence of the catalyst, an addition or substitution reaction product between the compound (A) and the compound (B) or a derivative thereof can be obtained.Type: GrantFiled: October 5, 2005Date of Patent: May 6, 2008Assignee: Daicel Chemical Industries, Ltd.Inventors: Yasutaka Ishii, Tatsuya Nakano, Shinya Nagano, Naoto Okuyama
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Patent number: 7304184Abstract: An allyl-containing compound represented by following Formula (3): wherein R2, R3, R4, R5 and R6 may be the same as or different from one another and each represent hydrogen atom or an organic group; R7 represents an organic group; and Y represents oxygen atom or sulfur atom, is produced by reacting an allyl ester compound represented by following Formula (1): wherein R1 represents hydrogen atom or an organic group; and R2, R3, R4, R5 and R6 are as defined above, with a compound represented by following Formula (2): R7—Y—H??(2) wherein R7 is an organic group; and Y is as defined above, in the presence of at least one transition element compound.Type: GrantFiled: February 26, 2004Date of Patent: December 4, 2007Assignee: Daicel Chemical Industries, Ltd.Inventors: Yasutaka Ishii, Takahiro Iwahama, Tatsuya Nakano
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Patent number: 7288649Abstract: A catalyst of the invention includes a cyclic acylurea compound having a cyclic acylurea skeleton represented by following Formula (I): wherein R is a hydrogen atom or a hydroxyl-protecting group; n is 1 or 2; G is a carbon atom or a nitrogen atom, where two Gs are the same or different when n is 2. The catalyst may include the cyclic acylurea compound and a metallic compound in combination. In the presence of the catalyst, (A) a compound capable of forming a radical is allowed to react with (B) a radical scavenging compound and thereby yields an addition or substitution reaction product of the compound (A) and the compound (B) or a derivative thereof. This catalyst can produce an organic compound with a high selectivity in a high yield as a result of, for example, an addition or substitution reaction under mild conditions.Type: GrantFiled: September 23, 2005Date of Patent: October 30, 2007Assignee: Daicel Chemical Industries, Ltd.Inventors: Yasutaka Ishii, Naruhisa Hirai
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Patent number: 7271285Abstract: An aromatic compound (C) is reacted with carbon monoxide (D) and molecular oxygen (E) in the presence of a palladium compound catalyst (A) and a catalyst (B) and thereby yields a aromatic carboxylic acid corresponding to the aromatic compound (C) except with one or more carboxyl groups bonded to its aromatic ring. The catalyst (B) contains a heteropolyacid or a salt thereof (B1) or a mixture of oxo acids and/or salts thereof (B2), and the mixture (B2) contains, as a whole, one of P and Si and at least one selected from V, Mo and W.Type: GrantFiled: February 26, 2004Date of Patent: September 18, 2007Assignee: Daicel Chemical Industries Ltd.Inventors: Yasutaka Ishii, Tatsuya Nakano