Patents by Inventor Hiroyuki Ishiwata
Hiroyuki Ishiwata 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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Patent number: 7423009Abstract: The present invention relates to a composition for prevention and treatment of kidney diseases comprising one or more effective component(s) of a PAR-2 activating agent which is able to activate PAR-2 and a pharmaceutically acceptable carrier. The present invention further relates to a method for prevention and treatment of kidney diseases comprising administration of a composition for prevention and treatment of kidney diseases containing a PAR-2 activating agent which is able to activate PAR-2 to patients suffering from kidney diseases, and also relates to the use of a PAR-2 activating agent which is able to activate PAR-2 for the manufacture of a composition for prevention and treatment of kidney diseases. The present invention furthermore relates to a method for screening an effective ingredient for prevention and treatment of kidney diseases comprising screening of the activating action of the test substance to PAR-2.Type: GrantFiled: September 30, 2003Date of Patent: September 9, 2008Assignee: Kowa Company, Ltd.Inventors: Takashi Nakagawa, Hiroyuki Ishiwata, Toshiaki Takizawa, Toru Kanke, Yasushi Wada, Junichi Kawagoe
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Patent number: 7423500Abstract: A plurality of conductive patterns constituting first, second, and third inductors are formed in a multi-layer wiring board. A fifth dielectric layer is disposed between second to fourth dielectric layers having the first inductor and a seventh dielectric layer having the second inductor. First and second electrode layers are disposed facing each other across the fifth dielectric layer so as to constitute a capacitor. The capacitor is disposed between the first and third inductors and the second inductor. The first electrode layer, i.e., one electrode of the capacitor, is a ground layer.Type: GrantFiled: September 15, 2006Date of Patent: September 9, 2008Assignee: Alps Electric Co., Ltd.Inventor: Hiroyuki Ishiwata
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Publication number: 20070103256Abstract: A plurality of conductive patterns constituting first, second, and third inductors are formed in a multi-layer wiring board. A fifth dielectric layer is disposed between second to fourth dielectric layers having the first inductor and a seventh dielectric layer having the second inductor. First and second electrode layers are disposed facing each other across the fifth dielectric layer so as to constitute a capacitor. The capacitor is disposed between the first and third inductors and the second inductor. The first electrode layer, i.e., one electrode of the capacitor, is a ground layer.Type: ApplicationFiled: September 15, 2006Publication date: May 10, 2007Inventor: Hiroyuki Ishiwata
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Patent number: 7196101Abstract: A bis(5-aryl-2-pyridyl) compound represented by formula (1) or a salt thereof: wherein A is a substituted or unsubstituted aromatic hydrocarbyl group or a substituted or unsubstituted aromatic heterocyclic group, and X is a group selected from the group consisting of moieties having formulas (2) to (5): wherein, in formula (2), m is an integer of 1 or 2; in formula (3), n is an integer of 1 to 6; and in formula (4), R is hydrogen or a lower alkyl group and p is an integer of 1 to 6.Type: GrantFiled: October 23, 2003Date of Patent: March 27, 2007Assignee: Kowa Co., LtdInventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda, Makoto Suda, Manabu Shibasaki
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Publication number: 20060154292Abstract: An isolated 16S rDNA having a nucleotide sequence selected from SEQ ID NOs: 1, 2, 3, and 4. The invention also relates to an RNA or DNA probe with a length ranging from 10 to 50 bases which comprises at least one nucleotide sequence selected from SEQ ID NOs: 1, 2, 3, and 4; and wherein the probe is hybridizable specifically with a petroleum-degrading bacterium belonging to the genus Cycloclasticus. The invention also relates to isolated 16S rDNA useful for detecting and screening for petroleum-degrading bacteria.Type: ApplicationFiled: February 10, 2006Publication date: July 13, 2006Applicant: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Akihiko Maruyama, Takanori Higashihara, Hiroyuki Ishiwata, Tsunemi Fujita
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Publication number: 20060147976Abstract: A method of detecting and quantitating a petroleum-digesting microorganism and its gene from natural environment. In one embodiment, the microorganism is a bacterium belonging to the genus Cycloclasticus. The invention also relates to a method for detecting and quantitating a petroleum-degrading bacterium belonging to the genus Cycloclasticus comprising using an RNA or DNA probe having a length of from 10 to 50 bases with a part of the nucleotide sequence of the probe represented by any of SEQ ID NOS: 1 to 4; and wherein the probe is hybridizable specifically with a petroleum-degrading bacterium belonging to the genus Cycloclasticus.Type: ApplicationFiled: February 10, 2006Publication date: July 6, 2006Applicant: National Institute of Advanced Industrial Science and TechnologyInventors: Akihiko Maruyama, Takanori Higashihara, Hiroyuki Ishiwata, Tsunemi Fujita
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Publication number: 20060091443Abstract: A composite capacitor includes a laminated substrate in which a plurality of dielectric layers and a plurality of conductive layers are laminated alternately. The laminated substrate includes a first common electrode that is composed of the corresponding conductive layer and is provided in laminated layers of the laminated substrate, a first electrode that is composed of the corresponding conductive layer and is disposed above the first common electrode with one of the dielectric layers between the first electrode and the first common electrode, and a second electrode that is composed of the corresponding conductive layer and is disposed below the first common electrode with one of the dielectric layers between the second electrode and the first common electrode. Each of the first and second electrodes, which oppose the first common electrode, is disposed within an area of the first common electrode.Type: ApplicationFiled: October 27, 2005Publication date: May 4, 2006Inventors: Kazuhiko Ueda, Hiroyuki Ishiwata
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Publication number: 20050192047Abstract: A diplexer contains a common terminal connected to an antenna, a first input/output terminal for inputting/outputting signals of a plurality of high frequency bands higher than a predetermined frequency, and a second input/output terminal for inputting/outputting signals of low frequency bands lower than the predetermined frequency. Between the common terminal and the first input/output terminal, a high pass filter and a low trap circuits for attenuating the low frequency bands respectively are interposed in series, and, between the common terminal and the second input/output terminal, a low pass filter and high trap circuits for attenuating the high frequency bands respectively are interposed in series.Type: ApplicationFiled: February 17, 2005Publication date: September 1, 2005Inventors: Hiroyuki Ishiwata, Takashi Tanemura, Akiyuki Yoshisato, Masami Miyazaki
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Publication number: 20050101634Abstract: A bis(5-aryl-2-pyridyl) compound represented by formula (1) or a salt thereof: wherein A is a substituted or unsubstituted aromatic hydrocarbyl group or a substituted or unsubstituted aromatic heterocyclic group, and X is a group selected from the group consisting of moieties having formulas (2) to (5): wherein, in formula (2), m is an integer of 1 or 2; in formula (3), n is an integer of 1 to 6; and in formula (4), R is hydrogen or a lower alkyl group and p is an integer of 1 to 6.Type: ApplicationFiled: October 23, 2003Publication date: May 12, 2005Applicant: Kowa Co., Ltd.Inventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda, Makoto Suda, Manabu Shibasaki
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Patent number: 6890940Abstract: A bis(2-aryl-5-pyridyl) compound having formula (1) or a salt thereof: wherein A is a substituted or unsubstituted aromatic hydrocarbon group, and X is a substituent having one of the following formulas (2) to (4): wherein, in formula (2), R1 is a hydrogen atom or a di(lower alkyl)amino(lower alkyl) group, and m is an integer of 1 or 2; in formula (3), Y1 and Y2 each is a nitrogen atom or a CH group, and n is 0 or an integer of 1 to 6; in formula (4), R2 and R3 each is a hydrogen atom or a lower alkyl group, Z represents a single bond, a substituted methylene group, a substituted imino group, an oxygen atom or a cycloalkylene group, and p and q each is 0 or an integer of 1 to 6.Type: GrantFiled: June 29, 2001Date of Patent: May 10, 2005Assignee: Kowa Co., Ltd.Inventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda, Makoto Suda, Manabu Shibasaki
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Patent number: 6828316Abstract: The present invention relates to diamide derivatives represented by the following general formula (1): wherein A is a phenyl group or the like, which may be substituted, B is —CH═CH—, —C≡C—, —(CH═CH)2—, —C≡C—CH═CH—, —CH═CH—C≡C—, phenylene or the like, and W is and medicines comprising such a compound. These compounds have an excellent inhibitory effect on the production of an IgE antibody and are hence useful as antiallergic agents and the like.Type: GrantFiled: October 17, 2001Date of Patent: December 7, 2004Assignee: Kowa Co., Ltd.Inventors: Hiroyuki Ishiwata, Mototsugu Kabeya, Hiromichi Shigyo, Masami Shiratsuchi, Yukio Hattori, Hiroshi Nakao, Takao Nagoya, Seiichi Sato, Soichi Oda, Makoto Suda, Manabu Shibasaki
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Patent number: 6787653Abstract: A process for preparing a biphenylcarboxylic acid amide derivative represented by the following formula (1): wherein, R1, R2 and R3 each independently represents a hydrogen atom or a substituent, which comprises reacting, in the presence of a metal catalyst, a halogenobenzoic acid derivative represented by the following formula (2): wherein, X represents a halogen atom with a compound represented by the following formula (3): wherein, R1, R2 and R3 have the same meanings as described above, and Y represents an leaving group having an element selected from the group consisting of boron, silicon, zinc, tin and magnesium; or salt thereof. According to the present invention, biphenylcarboxylic acid amide derivatives of the formula (1) or salts thereof having excellent inhibitory activity against IgE antibody production can be prepared by the reduced number of steps, conveniently, at lower cost and in a high yield.Type: GrantFiled: June 6, 2002Date of Patent: September 7, 2004Assignee: Kowa Co., Ltd.Inventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda
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Publication number: 20040132635Abstract: The present invention relates to a composition for prevention and treatment of kidney diseases comprising one or more effective component(s) of a PAR-2 activating agent which is able to activate PAR-2 and a pharmaceutically acceptable carrier. The present invention further relates to a method for prevention and treatment of kidney diseases comprising administration of a composition for prevention and treatment of kidney diseases containing a PAR-2 activating agent which is able to activate PAR-2 to patients suffering from kidney diseases, and also relates to the use of a PAR-2 activating agent which is able to activate PAR-2 for the manufacture of a composition for prevention and treatment of kidney diseases. The present invention furthermore relates to a method for screening an effective ingredient for prevention and treatment of kidney diseases comprising screening of the activating action of the test substance to PAR-2.Type: ApplicationFiled: September 30, 2003Publication date: July 8, 2004Applicant: KOWA COMPANY, LTD.Inventors: Takashi Nakagawa, Hiroyuki Ishiwata, Toshiaki Takizawa, Toru Kanke, Yasushi Wada, Junichi Kawagoe
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Patent number: 6706703Abstract: A bis(5-aryl-2-pyridyl) compound represented by formula (1) or a salt thereof: wherein A is a substituted or unsubstituted aromatic hydrocarbon group or a substituted or unsubstituted aromatic heterocyclic group, and X is a group selected from the group consisting of moieties having formulas (2) to (5): wherein, in formula (2), m is an integer of 1 or 2; in formula (3), n is an integer of 1 to 6; and in formula (4), R is hydrogen or a lower alkyl group and p is an integer of 1 to 6.Type: GrantFiled: June 29, 2001Date of Patent: March 16, 2004Assignee: Kowa Co., Ltd.Inventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda, Makoto Suda, Manabu Shibasaki
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Publication number: 20030232992Abstract: A process for preparing a biphenylcarboxylic acid amide derivative represented by the following formula (1): 1Type: ApplicationFiled: June 6, 2002Publication date: December 18, 2003Applicant: KOWA CO., LTD.Inventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda
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Patent number: 6645957Abstract: The invention relates to compounds represented by the following general formula (1): wherein A is an aromatic compound which may be substituted, or the like, B is a nitrogen atom or CH, X is a lower alkylene group which may be substituted, or the like, Y is a single bond or the like; Z is a divalent residue of benzene which may be substituted, or the like, and m and n are independently an integer of 1 to 4, and medicines comprising such a compound. These compounds have an excellent inhibitory effect on the production of an IgE antibody and are hence useful as antiallergic agents and the like.Type: GrantFiled: June 19, 2002Date of Patent: November 11, 2003Assignee: Kowa Co., Ltd.Inventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda, Yukio Hattori, Makoto Suda, Manabu Shibasaki, Hiroshi Nakao, Takao Nagoya
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Patent number: 6576642Abstract: Compounds having the formula (1): wherein A is a phenyl, naphthyl, dihydronaphthyindeny, pyridyl, indolyl,isoindolyl, quinolyl or isoquinolyl group which are optionally substituted; X is optionally substituted alicyclic, aromatic, imino or heterocyclic groups or —S— or —O—; Y is a single bond or an alkylene group; Z is an unsubstituted aliphatic group or divalent residue of benzene or pyridine, which is optionally substituted; anis hydrogen, lower alkyl, cycloalkyl, aryl or aralkyl; with certain provisos. These compounds exhibit an inhibitory effect on the production of IgE antibodies and are, hence, useful as antiallergic agents.Type: GrantFiled: May 17, 2001Date of Patent: June 10, 2003Assignee: Kowa Co., Ltd.Inventors: Hiroyuki Ishiwata, Mototsugu Kabeya, Masami Shiratsuchi, Yukio Hattori, Hiroshi Nakao, Takao Nagoya, Seiichi Sato, Soichi Oda, Makoto Suda, Manabu Shibasaki
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Publication number: 20030096828Abstract: The invention relates to compounds represented by the following general formula (1): 1Type: ApplicationFiled: June 19, 2002Publication date: May 22, 2003Applicant: KOWA CO., LTD.Inventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda, Yukio Hattori, Makoto Suda, Manabu Shibasaki, Hiroshi Nakao, Takao Nagoya
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Publication number: 20030027814Abstract: A bis(5-aryl-2-pyridyl) compound represented by formula (1) or a salt thereof: 1Type: ApplicationFiled: June 29, 2001Publication date: February 6, 2003Applicant: Kowa Co., Ltd.Inventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda, Makoto Suda, Manabu Shibasaki
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Publication number: 20030022886Abstract: A bis(2-aryl-5-pyridyl) compound having formula (1) or a salt thereof: 1Type: ApplicationFiled: June 29, 2001Publication date: January 30, 2003Applicant: Kowa Co., Ltd.Inventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda, Makoto Suda, Manabu Shibasaki