Patents by Inventor Takayuki Hida
Takayuki Hida 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: 20100168014Abstract: The present inventors have found that relaxin-3 has a feeding-stimulating activity, a body weight increasing activity, and fat weight increasing activity by intracerebroventricularly administering relaxin-3 to rats and observing the amount of feeding, body weight and fat weight, and so on after the administration. According to the present invention, a polypeptide having useful effects in stimulating feeding, increasing body weight, and fattening; a therapeutic agent containing said polypeptide; a method of screening for a compound, a substance, or a salt thereof which activates or suppresses a receptor of said polypeptide; a kit for said screening; and an agent which comprises a substance which inhibits expression of said polypeptide, such as a feeding-surpressing agent, a therapeutic agent for the treatment of obesity, and a therapeutic agent for the treatment of diabetes.Type: ApplicationFiled: November 9, 2009Publication date: July 1, 2010Inventors: Takayuki Hida, Tomoko Sekiya, Toru Sawai, Takashi Seiki, Eiki Takahashi, Michiko Kosasa, Kokichi Harada, Toru Arai
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Patent number: 7638490Abstract: Relaxin-3 is found to have feeding-stimulating activity, body weight increasing activity, and fat weight increasing activity when intracerebroventricularly administered to rats through observation of amount of feeding, body weight and fat weight after administration of relaxin-3. This invention includes: a polypeptide having useful effects in stimulating feeding, increasing body weight, and fattening; a therapeutic agent containing the polypeptide; a method of screening for a compound, a substance, or a salt thereof which activates or suppresses a receptor of the polypeptide; a kit for screening; and an agent with a substance which inhibits expression of the polypeptide, such as a feeding-suppressing agent, a therapeutic agent for the treatment of obesity, and a therapeutic agent for the treatment of diabetes.Type: GrantFiled: February 9, 2005Date of Patent: December 29, 2009Assignee: Eisai R&D Managment Co., Ltd.Inventors: Takayuki Hida, Tomoko Sekiya, Toru Sawai, Takashi Seiki, Eiki Takahashi, Michiko Kosasa, Kokichi Harada, Tohru Arai
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Publication number: 20090311185Abstract: The objects of the present invention are to provide a polypeptide having an antianxiety activity; a therapeutic agent containing the polypeptide; a method for treating anxiety using the polypeptide; a method of screening for a compound capable of activating or suppressing a receptor for the polypeptide and involved in the regulation of anxiety, a salt thereof, or a hydrate of them; and a kit for the screening. There is provided an antianxiety agent containing relaxin-3.Type: ApplicationFiled: April 26, 2006Publication date: December 17, 2009Inventors: Takayuki Hida, Toru Arai, Tomoko Sekiya, Eiki Takahashi, Kodo Shikata
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Patent number: 7189717Abstract: The present invention provides a medicament having a gentle but strong defecation-promoting action without causing diarrhea. That is, it provides a defecation-promoting agent comprising a compound having an adenosine A2 receptor antagonism, preferably an adenosine A2b receptor antagonism, or a salt thereof.Type: GrantFiled: April 26, 2001Date of Patent: March 13, 2007Assignee: Eisai Co., Ltd.Inventors: Masahiro Yasuda, Hitoshi Harada, Shuhei Miyazawa, Seiichi Kobayashi, Kokichi Harada, Takayuki Hida, Hisashi Shibata, Nobuyuki Yasuda, Osamu Asano, Yoshihiko Kotake
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Publication number: 20070054850Abstract: The present inventors have found that relaxin-3 has a feeding-stimulating activity, a body weight increasing activity, and fat weight increasing activity by intracerebroventricularly administering relaxin-3 to rats and observing the amount of feeding, body weight and fat weight, and so on after the administration. According to the present invention, a polypeptide having useful effects in stimulating feeding, increasing body weight, and fattening; a therapeutic agent containing said polypeptide; a method of screening for a compound, a substance, or a salt thereof which activates or suppresses a receptor of said polypeptide; a kit for said screening; and an agent which comprises a substance which inhibits expression of said polypeptide, such as a feeding-surpressing agent, a therapeutic agent for the treatment of obesity, and a therapeutic agent for the treatment of diabetes.Type: ApplicationFiled: February 9, 2005Publication date: March 8, 2007Inventors: Takayuki Hida, Tomoko Sekiya, Toru Sawai, Takashi Seiki, Eiki Takahashi, Michiko Kosasa, Kokichi Harada, Tohru Arai
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Publication number: 20070054876Abstract: The present invention provides a medicament having a gentle but strong defecation-promoting action without causing diarrhea. That is, it provides a defecation-promoting agent comprising a compound having an adenosine A2 receptor antagonism, preferably an adenosine A2b receptor antagonism, or a salt thereof.Type: ApplicationFiled: November 8, 2006Publication date: March 8, 2007Inventors: Masahiro Yasuda, Hitoshi Harada, Shuhei Miyazawa, Seiichi Kobayashi, Kokichi Harada, Takayuki Hida, Hisashi Shibata, Nobuyuki Yasuda, Osamu Asano, Yoshihiko Kotake
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Publication number: 20060270674Abstract: The present invention provides a medicament having a gentle but strong defecation-promoting action without causing diarrhea. That is, it provides a defecation-promoting agent comprising a compound having an adenosine A2receptor antagonism, preferably an adenosine A2b receptor antagonism, or a salt thereof.Type: ApplicationFiled: August 9, 2006Publication date: November 30, 2006Inventors: Masahiro Yasuda, Hitoshi Harada, Shuhei Miyazawa, Seiichi Kobayashi, Kokichi Harada, Takayuki Hida, Hisashi Shibata, Nobuyuki Yasuda, Osamu Asano, Yoshihiko Kotake
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Patent number: 7015241Abstract: An appetite-stimulating agent and a therapeutic agent for anorexia, each comprising, as an active ingredient, a sulfonamide derivative or sulfonic acid ester derivative represented by the following general formula (I): wherein the ring A represents a monocyclic or bicyclic aromatic ring which may be substituted, the ring B represents a 6-membered unsaturated hydrocarbon ring or a 6-membered unsaturated heterocyclic ring containing one nitrogen atom as a heteroatom, each of which may be substituted, the ring C represents a 5-membered heterocyclic ring containing one or two nitrogen atoms, which may be substituted, W represents a single bond or —CH?CH—, X represents —N(R1)— or an oxygen atom, Y represents a carbon atom or a nitrogen atom, Z represents —N(R2)— or a nitrogen atom, and R1 and R2 may be identical or different and each represents a hydrogen atom or a lower alkyl group, or a pharmacologically acceptable salt thereof, or a hydrate thereof.Type: GrantFiled: September 5, 2002Date of Patent: March 21, 2006Assignee: Eisai Co., Ltd.Inventors: Takashi Owa, Yoichi Ozawa, Takayuki Hida, Norimasa Miyamoto, Takeshi Nagasu, Tatsuo Okauchi, Hiroshi Yoshino, Naoko Hata, Kentaro Yoshimatsu, Nozomu Koyanagi, Kyosuke Kito
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Patent number: 6995163Abstract: The present invention provides a novel compound having an excellent corticotrophin-releasing-factor receptor antagonistic activity. That is, it provides a compound represented by the following formula, a pharmacologically acceptable salt thereof or hydrates thereof, wherein R2 is a hydrogen atom, etc.; R3 is a hydrogen atom, etc.; M? represents a hydrogen atom, a halogen atom or a C1-6 alkyl group; R7? represents a hydrogen atom or a C1-6 alkyl group; and W? represents a phenyl group, pyridyl group, thienyl group, or furyl group, each being optionally substituted; and a pharmacologically acceptable salt thereof or hydrates thereof.Type: GrantFiled: August 2, 2004Date of Patent: February 7, 2006Assignee: Eisai Co., Ltd.Inventors: Shigeki Hibi, Yorihisa Hoshino, Tatsuya Yoshiuchi, Kogyoku Shin, Kouichi Kikuchi, Motohiro Soejima, Mutsuko Tabata, Yoshinori Takahashi, Hisashi Shibata, Takayuki Hida, Tetsuya Hirakawa, Mitsuhiro Ino
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Publication number: 20050004147Abstract: The present invention provides a novel compound having an excellent corticotrophin-releasing-factor receptor antagonistic activity. That is, it provides a compound represented by the following formula, a pharmacologically acceptable salt thereof or hydrates thereof. Wherein A, B and D are the same as or different from each other and each represents a group represented by the formula —(CR1R2)m— (wherein R1 and R2 are the same as or different from each other and each represents a C1-6 alkyl group etc.), —NR3— (wherein R3 represetns hydrogen etc.) etc.; E and G are the same as or different from each other and each represents a group represented by the formula —(CR6R7)p— (wherein R6 and R7 are the same as or different from each other and each represents hydrogen etc.; and p represents an integer of 0, 1 or 2); J represents a carbon atom or nitrogen atom, each substituted with C1-6 alkyl group optionally substituted with a halogen atom, etc.Type: ApplicationFiled: August 2, 2004Publication date: January 6, 2005Inventors: Shigeki Hibi, Yorihisa Hoshino, Tatsuya Yoshiuchi, Kogyoku Shin, Kouichi Kikuchi, Motohiro Soejima, Mutsuko Tabata, Yoshinori Takahashi, Hisashi Shibata, Takayuki Hida, Tetsuya Hirakawa, Mitsuhiro Ino
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Publication number: 20050004159Abstract: The present invention provides a novel compound having an excellent corticotrophin-releasing-factor receptor antagonistic activity. That is, it provides a compound represented by the following formula, a pharmacologically acceptable salt thereof or hydrates thereof. Wherein A, B and D are the same as or different from each other and each represents a group represented by the formula —(CR1R2)m— (wherein R1 and R2 are the same as or different from each other and each represents a C1-6 alkyl group etc.), —NR3— (wherein R3 represetns hydrogen etc.) etc.; E and G are the same as or different from each other and each represents a group represented by the formula —(CR6R7)p— (wherein R6 and R7 are the same as or different from each other and each represents hydrogen etc.; and p represents an integer of 0, 1 or 2); J represents a carbon atom or nitrogen atom, each substituted with C1-6 alkyl group optionally substituted with a halogen atom, etc.Type: ApplicationFiled: August 2, 2004Publication date: January 6, 2005Inventors: Shigeki Hibi, Yorihisa Hoshino, Tatsuya Yoshiuchi, Kogyoku Shin, Kouichi Kikuchi, Motohiro Soejima, Mutsuko Tabata, Yoshinori Takahashi, Hisashi Shibata, Takayuki Hida, Tetsuya Hirakawa, Mitsuhiro Ino
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Publication number: 20040242628Abstract: An appetite-stimulating agent and a therapeutic agent for anorexia, each comprising, as an active ingredient, a sulfonamide derivative or sulfonic acid ester derivative represented by the following general formula (I): 1Type: ApplicationFiled: March 5, 2004Publication date: December 2, 2004Inventors: Takashi Owa, Yoichi Ozawa, Takayuki Hida, Norimasa Miyamoto, Takeshi Nagasu, Tatsuo Okauchi, Hiroshi Yoshino, Naoko Hata, Kentaro Yoshimatsu, Nozomu Koyanagi, Kyosuke Kito
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Publication number: 20040235866Abstract: A lymphocyte activation inhibitor and a therapeutic agent for an autoimmune disease, each comprising, as an active ingredient, a sulfonamide derivative or sulfonic acid ester derivative represented by the following general formula (I): 1Type: ApplicationFiled: March 4, 2004Publication date: November 25, 2004Inventors: Takahisa Hanada, Toshihiko Yamauchi, Kenichi Chiba, Takashi Owa, Takayuki Hida, Norimasa Miyamoto
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Patent number: 6630463Abstract: Described is a heterocycle-containing carboxylic acid derivative represented by the following formula (I): wherein A represents, for example, a heteroaryl group which contains at least one nitrogen atom and may have a substituent, B represents, for example, a heteroarylene group, a —CONH— group or a group represented by the formula —CR6═CR7— in which R6 and R7 represents H, a lower alkyl group or the like, D represents an arylene group, a heteroarylene group or the like, n1 stands for 0 or 1, M represents, for example, a hydroxyl group or a lower alkoxy group; or a physiologically acceptable salt thereof. As a retinoic-related compound replacing retinoic acid, it permits the provision of a preventive and/or therapeutic for various diseases.Type: GrantFiled: July 23, 2001Date of Patent: October 7, 2003Assignee: Eisai Co. Ltd.Inventors: Kouichi Kikuchi, Katsuya Tagami, Hiroyuki Yoshimura, Shigeki Hibi, Mitsuo Nagai, Shinya Abe, Makoto Okita, Takayuki Hida, Seiko Higashi, Naoki Tokuhara, Seiichi Kobayashi
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Publication number: 20030171383Abstract: The present invention provides a medicament having a gentle but strong defecation-promoting action without causing diarrhea. That is, it provides a defecation-promoting agent comprising a compound having an adenosine A2 receptor antagonism, preferably an adenosine A2b receptor antagonism, or a salt thereof.Type: ApplicationFiled: October 9, 2002Publication date: September 11, 2003Inventors: Masahiro Yasuda, Hitoshi Harada, Shuhei Miyazawa, Seiichi Kobayashi, Kokichi Harada, Takayuki Hida, Hisashi Shibata, Nobuyuki Yasuda, Osamu Asano, Yoshihiko Kotake
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Publication number: 20030144276Abstract: Described is a heterocycle-containing carboxylic acid derivative represented by the following formula (I): 1Type: ApplicationFiled: January 6, 2003Publication date: July 31, 2003Applicant: Eisai Co. Ltd.Inventors: Kouichi Kikuchi, Katsuya Tagami, Hiroyuki Yoshimura, Shigeki Hibi, Mitsuo Nagai, Shinya Abe, Makoto Okita, Takayuki Hida, Seiko Higashi, Naoki Tokuhara, Seiichi Kobayashi
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Publication number: 20030078277Abstract: The present invention provides a novel compound having an excellent corticotrophin-releasing-factor receptor antagonistic activity. That is, it provides a compound represented by the following formula, a pharmacologically acceptable salt thereof or hydrates thereof.Type: ApplicationFiled: June 5, 2002Publication date: April 24, 2003Inventors: Shigeki Hibi, Yorihisa Hoshino, Tatsuya Yoshiuchi, Kogyoku Shin, Kouichi Kikuchi, Motohiro Soejima, Mutsuko Tabata, Yoshinori Takahashi, Hisashi Shibata, Takayuki Hida, Tetsuya Hirakawa, Mitsuhiro Ino
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Patent number: 6541474Abstract: Described is a heterocycle-containing carboxylic acid derivative represented by the following formula (I): wherein A represents, for example, a heteroaryl group which contains at least one nitrogen atom and may have a substituent, B represents, for example, a heteroarylene group, a —CONH— group or a group represented by the formula —CR6═CR7— in which R6 and R7 represents H, a lower alkyl group or the like, D represents an arylene group, a heteroarylene group or the like, n1 stands for 0 or 1, M represents, for example, a hydroxyl group or a lower alkoxy group; or a physiologically acceptable salt thereof. As a retinoic-related compound replacing retinoic acid, it permits the provision of a preventive and/or therapeutic for various diseases.Type: GrantFiled: July 23, 2001Date of Patent: April 1, 2003Assignee: Eisai Co. Ltd.Inventors: Kouichi Kikuchi, Katsuya Tagami, Hiroyuki Yoshimura, Shigeki Hibi, Mitsuo Nagai, Shinya Abe, Makoto Okita, Takayuki Hida, Seiko Higashi, Naoki Tokuhara, Seiichi Kobayashi
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Publication number: 20020103234Abstract: Described is a heterocycle-containing carboxylic acid derivative represented by the following formula (I): 1Type: ApplicationFiled: July 23, 2001Publication date: August 1, 2002Applicant: Eisai Co. Ltd.Inventors: Kouichi Kikuchi, Katsuya Tagami, Hiroyuki Yoshimura, Shigeki Hibi, Mitsuo Nagai, Shinya Abe, Makoto Okita, Takayuki Hida, Seiko Higashi, Naoki Tokuhara, Seiichi Kobayashi
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Patent number: 6420363Abstract: To provide novel compounds relating to retinoid which can substitute for retinoic acid used for preventing and treating several diseases and having antagonism against retinoid. Heterocyclic compounds represented by the general formula (1-I) or physiologically acceptable salts thereof: Z—(CR3═CR2)n—COOR1 (1-I) Compounds represented by the general formula (2-I) or physiologically acceptable salts thereof: The compounds according to the present invention exhibit extremely high ability to bind RARs and are effective for treating various kind of diseases such as abnormality in cornification and rheumatoid arthritis.Type: GrantFiled: June 20, 2000Date of Patent: July 16, 2002Assignee: Eisai Co., Ltd.Inventors: Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Katsuya Tagami, Shinya Abe, Ieharu Hishinuma, Junichi Nagakawa, Norimasa Miyamoto, Takayuki Hida, Aichi Ogasawara, Seiko Higashi, Kenji Tai, Takashi Yamanaka, Makoto Asada