Patents by Inventor Naohiro Kawamura
Naohiro Kawamura 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: 20230077099Abstract: [Problem to be Solved] Provided is a nursery pot body having stability over time, exhibiting suppressed decomposition during seedling raising, maintaining sufficient strength at the time of planting, and being rapidly degraded after planting in a field through enzyme treatment immediately before and/or immediately after planting. [Solution] Base paper for a nursery pot body is characterized in that a biodegradable resin layer is provided on at least one surface of a paper substrate, wherein the biodegradable resin layer contains at least 15 mass % of a polylactic acid relative to 100 mass % of a biodegradable resin composition, and a nursery pot body is produced by molding the base paper.Type: ApplicationFiled: February 3, 2021Publication date: March 9, 2023Inventors: Takuya NAKAGAWA, Yasuomi OTA, Naohiro KAWAMURA, Tokuya SASAKI, Hiroko KITAMOTO, Michinori NAKAMOTO
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Patent number: 9458092Abstract: The present invention is to provide a novel ?-substituted glycinamide derivative, or a pharmaceutically acceptable salt thereof, a pharmaceutical composition comprising the same, and a pharmaceutical use thereof. The present invention provides a compound represented by the general formula (I), which has TRPM8 inhibitory effects: [wherein A1 represents a C6-10 aryl and the like, A2 represents a C6-10 aryl and the like, X represents CH and the like, Y represents —CR1R2— and the like, R1 and R2 independently represent a hydrogen atom and the like, R3 and R4 independently represent a halogen atom and the like, n is 1 or 2], or a pharmaceutically acceptable salt thereof. Furthermore, the compound (I) of the present invention can be used as an agent for treating or preventing diseases or symptoms caused by hyperexcitability or disorder of afferent neurons.Type: GrantFiled: May 7, 2014Date of Patent: October 4, 2016Assignee: KISSEI PHARMACEUTICAL CO., LTD.Inventors: Hideaki Hirasawa, Naohiro Kawamura, Junichi Kobayashi
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Publication number: 20160115119Abstract: The present invention is to provide a novel ?-substituted glycinamide derivative, or a pharmaceutically acceptable salt thereof, a pharmaceutical composition comprising the same, and a pharmaceutical use thereof. The present invention provides a compound represented by the general formula (I), which has TRPM8 inhibitory effects: [wherein A1 represents a C6-10 aryl and the like, A2 represents a C6-10 aryl and the like, X represents CH and the like, Y represents —CR1R2— and the like, R1 and R2 independently represent a hydrogen atom and the like, R3 and R4 independently represent a halogen atom and the like, n is 1 or 2], or a pharmaceutically acceptable salt thereof. Furthermore, the compound (I) of the present invention can be used as an agent for treating or preventing diseases or symptoms caused by hyperexcitability or disorder of afferent neurons.Type: ApplicationFiled: May 7, 2014Publication date: April 28, 2016Applicant: KISSEI PHARMACEUTICAL CO., LTD.Inventors: Hideaki HIRASAWA, Naohiro KAWAMURA, Junichi KOBAYASHI
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Patent number: 8815903Abstract: The present invention provides a compound represented by the general formula (I) of the present invention, which has EP1 receptor antagonism: wherein A represents a benzene ring, a pyridine ring, or the like; Y1 represents a C1-6 alkylene group or the like; Y2 represents a single bond or the like; Z represents —C(?O)—NHSO2R6, an acidic 5-membered hetero ring group, or the like; R1 represents a hydrogen atom or the like; R2 represents a phenyl group, a 5-membered aromatic heterocyclic group, or the like; R3 represents a halogen atom, a C1-6 alkoxy group, or the like; R4 represents a hydrogen atom, a halogen atom, or the like; R5 represents a hydrogen atom or the like; and R6 represents a C1-6 alkyl group or the like], or a pharmaceutically acceptable salt thereof. Furthermore, the compound (I) of the present invention can be used as an agent for treating or preventing LUTS, in particular, various symptoms of OABs.Type: GrantFiled: January 24, 2012Date of Patent: August 26, 2014Assignees: Kissei Pharmaceutical Co., Ltd., Kyorin Pharmaceutical Co., Ltd.Inventors: Kazuya Tatani, Atsushi Kondo, Tatsuhiro Kondo, Naohiro Kawamura, Shigeki Seto, Yasushi Kohno
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Patent number: 8796247Abstract: The present invention provides a compound represented by the general formula (I) of the present invention, which has EP1 receptor antagonism: wherein A represents a pyridine ring, a furan ring, or the like; Y1 represents a C1-6 alkylene group; Y2 represents a single bond or the like; R1 represents —C(?O)—NH—SO2R6, an acidic 5-membered hetero ring group, or the like; R2 represents an optionally substituted phenyl group, an optionally substituted 5-membered aromatic heterocyclic group, or the like; R3 represents a halogen atom, a C1-6 alkoxy group, or the like; R4 represents a hydrogen atom, a halogen atom, or the like; R5 represents a hydrogen atom or the like; and R6 represents a C1-6 alkyl group or the like], and a pharmaceutically acceptable salt thereof. Furthermore, the compound (I) of the present invention can be used as an agent for treating or preventing LUTS, in particular, various symptoms of OABs.Type: GrantFiled: January 24, 2012Date of Patent: August 5, 2014Assignees: Kissei Pharmaceutical Co., Ltd., Kyorin Pharmaceutical Co., Ltd.Inventors: Kazuya Tatani, Atsushi Kondo, Tatsuhiro Kondo, Naohiro Kawamura, Shigeki Seto, Yasushi Kohno
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Patent number: 8680120Abstract: A compound (I) of the present invention, which has an EP1 receptor antagonism: [wherein A represents a benzene ring or the like; Y1 represents a C1-6 alkylene group; Y2 represents a single bond or the like; R1 represents a hydrogen atom, a C1-6 alkyl group or the like; R2 represents a phenyl group which may have a substituent, a 5-membered aromatic heterocyclic ring which may have a substituent, a 6-membered aromatic heterocyclic ring which may have a substituent or the like; R3 represents a halogen atom, a C1-6 alkoxy group or the like; R4 represents a hydrogen atom or the like; and R5 represents a hydrogen atom or the like] or a pharmaceutically acceptable salt thereof is provided. Furthermore, the compound (I) of the present invention can be used as an agent for treating or preventing LUTS, in particular, various symptoms of OABs.Type: GrantFiled: July 26, 2010Date of Patent: March 25, 2014Assignee: Kissei Pharmaceutical Co., Ltd.Inventors: Kazuya Tatani, Naohiro Kawamura, Tatsuhiro Kondo, Atsushi Kondo
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Publication number: 20140018335Abstract: The present invention provides a compound represented by the general formula (I) of the present invention, which has EP1 receptor antagonism: wherein A represents a pyridine ring, a furan ring, or the like; Y1 represents a C1-6 alkylene group; Y2 represents a single bond or the like; R1 represents —C(?O)—NH—SO2R6, an acidic 5-membered hetero ring group, or the like; R2 represents an optionally substituted phenyl group, an optionally substituted 5-membered aromatic heterocyclic group, or the like; R3 represents a halogen atom, a C1-6 alkoxy group, or the like; R4 represents a hydrogen atom, a halogen atom, or the like; R5 represents a hydrogen atom or the like; and R6 represents a C1-6 alkyl group or the like], and a pharmaceutically acceptable salt thereof. Furthermore, the compound (I) of the present invention can be used as an agent for treating or preventing LUTS, in particular, various symptoms of OABs.Type: ApplicationFiled: January 24, 2012Publication date: January 16, 2014Applicant: Kissei Pharmaceutical Co., Ltd.Inventors: Kazuya Tatani, Atsushi Kondo, Tatsuhiro Kondo, Naohiro Kawamura, Shigeki Seto, Yasushi Kohno
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Publication number: 20130331378Abstract: A pyrazolopyridine derivative represented by the following formula (I) or a pharmacologically acceptable salt thereof exhibits a strong EP1 receptor antagonistic effect. Thus, the derivative or the pharmacologically acceptable salt is useful as a therapeutic agent for lower urinary tract symptoms (LUTS), particularly, overactive bladder syndrome (OABs), or a prophylactic agent therefor and furthermore, is also useful in the treatment, prevention, or suppression of various pathological conditions in which the EP1 receptor is involved, such as inflammatory disease, pain disease, osteoporosis, and cancer. [A is a benzene ring or the like, Y1 is C1-6 alkylene, R1 is —C(?O)—OZ1 or the like, Z1 is H or the like, R2 is a branched C3-6 alkyl group or the like, R3 is H or the like, R4 is a hydrogen atom or the like, and R5 is a hydrogen atom or the like].Type: ApplicationFiled: January 25, 2012Publication date: December 12, 2013Applicants: KISSEI PHARMACEUTICAL CO., LTD., KYORIN PHARMACEUTICAL CO., LTD.Inventors: Shigeki Seto, Kentaro Umei, Yosuke Nishigaya, Asao Tanioka, Tatsuhiro Kondo, Atsushi Kondo, Kazuya Tatani, Naohiro Kawamura
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Publication number: 20130317065Abstract: The present invention provides a compound represented by the general formula (I) of the present invention, which has EP1 receptor antagonism: wherein A represents a benzene ring, a pyridine ring, or the like; Y1 represents a C1-6 alkylene group or the like; Y2 represents a single bond or the like; Z represents —C(?O)—NHSO2R6, an acidic 5-membered hetero ring group, or the like; R1 represents a hydrogen atom or the like; R2 represents a phenyl group, a 5-membered aromatic heterocyclic group, or the like; R3 represents a halogen atom, a C1-6 alkoxy group, or the like; R4 represents a hydrogen atom, a halogen atom, or the like; R5 represents a hydrogen atom or the like; and R6 represents a C1-6 alkyl group or the like], or a pharmaceutically acceptable salt thereof. Furthermore, the compound (I) of the present invention can be used as an agent for treating or preventing LUTS, in particular, various symptoms of OABs.Type: ApplicationFiled: January 24, 2012Publication date: November 28, 2013Inventors: Kazuya Tatani, Atsushi Kondo, Tatsuhiro Kondo, Naohiro Kawamura, Shigeki Seto, Yasushi Kohno
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Publication number: 20120129890Abstract: A compound (I) of the present invention, which has an EP1 receptor antagonism: [wherein A represents a benzene ring or the like; Y1 represents a C1-6 alkylene group; Y2 represents a single bond or the like; R1 represents a hydrogen atom, a C1-6 alkyl group or the like; R2 represents a phenyl group which may have a substituent, a 5-membered aromatic heterocyclic ring which may have a substituent, a 6-membered aromatic heterocyclic ring which may have a substituent or the like; R3 represents a halogen atom, a C1-6 alkoxy group or the like; R4 represents a hydrogen atom or the like; and R5 represents a hydrogen atom or the like] or a pharmaceutically acceptable salt thereof is provided. Furthermore, the compound (I) of the present invention can be used as an agent for treating or preventing LUTS, in particular, various symptoms of OABs.Type: ApplicationFiled: July 26, 2010Publication date: May 24, 2012Applicant: KISSEI PHARMACEUTICAL CO., LTD.Inventors: Kazuya Tatani, Naohiro Kawamura, Tatsuhiro Kondo, Atsushi Kondo
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Publication number: 20120122931Abstract: A compound represented by the general formula (I) of the present invention, which has an EP1 receptor antagonism: [wherein A represents a benzene ring or the like; Y represents a C1-6 alkylene group or the like; RN represents a hydrogen atom or a C1-6 alkyl group; R1 represents a hydrogen atom, a C1-6 alkyl group or the like; R2 represents a phenyl group which may have a substituent, a 5-membered aromatic heterocyclic group which may have a substituent, a 6-membered aromatic heterocyclic group which may have a substituent or the like; R3 represents a halogen atom, a C1-6 alkoxy group or the like; R4 represents a hydrogen atom or the like; and R5 represents a hydrogen atom or the like] or a pharmaceutically acceptable salt thereof is provided. Furthermore, the compound (I) of the present invention can be used as an agent for treating or preventing LUTS, in particular, various symptoms of OABs.Type: ApplicationFiled: July 26, 2010Publication date: May 17, 2012Applicant: KISSEI PHARMACEUTICAL CO., LTD.Inventors: Tatsuhiro Kondo, Atsushi Kondo, Kazuya Tatani, Naohiro Kawamura