Patents by Inventor Hideyuki Muranaka

Hideyuki Muranaka 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).

  • Patent number: 7674938
    Abstract: The present invention provides compounds represented by general formula (I): or pharmaceutical acceptable salts thereof, wherein R1 and R2 are each hydrogen or lower alkyl; R3, R4, R5 and R6 are each hydrogen, halogen, lower alkyl or lower alkoxy; R7 and R8 are each hydrogen, halogen, lower alkyl, halo-lower alkyl, lower alkoxy, cycloalkyl, aryl, heteroaryl, cyano, a hydroxyl group, lower acyl, carboxy or the like; R9 is —C(O)—R10, -A1-C(O)—R10, —O-A2-C(O)—R10 or a tetrazol-5-yl group, which exhibit potent and selective ?3-adrenoceptor stimulating activities. The present invention also provides pharmaceutical compositions containing said compound, and uses thereof.
    Type: Grant
    Filed: November 7, 2007
    Date of Patent: March 9, 2010
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Junichi Kobayashi, Tetsuya Nakamura, Ritsu Suzuki, Hideyuki Muranaka, Tomonaga Ozawa, Yuichiro Kai, Takehiro Ishikawa, Tatsuhiro Kondo, Tetsuro Tamai, Satoshi Akahane
  • Patent number: 7566699
    Abstract: The present invention provides fused heterocyclic derivatives represented by the general formula: wherein R1 represents H, halogen, OH, etc.; R2 represents H, halogen or an alkyl group; R3 and R4 represent H, OH, halogen, etc.; Q represents alkylene, etc.; ring A represents aryl or heteroaryl; and G represents or pharmaceutically acceptable salts thereof, or prodrugs thereof, which exhibit an excellent inhibitory activity in human SGLT and are useful as agents for the prevention or treatment of a disease associated with hyperglycemia such as diabetes, postprandial hyperglycemia, impaired glucose tolerance, diabetic complications or obesity, pharmaceutical compositions comprising the same, and pharmaceutical uses thereof.
    Type: Grant
    Filed: March 24, 2004
    Date of Patent: July 28, 2009
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Nobuhiko Fushimi, Shigeru Yonekubo, Hideyuki Muranaka, Hiroaki Shiohara, Hirotaka Teranishi, Kazuo Shimizu, Fumiaki Ito, Masayuki Isaji
  • Publication number: 20080249177
    Abstract: The present invention provides compounds represented by general formula (I): or pharmaceutical acceptable salts thereof, wherein R1 and R2 are each hydrogen or lower alkyl; R3, R4, R5 and R6 are each hydrogen, halogen, lower alkyl or lower alkoxy; R7 and R8 are each hydrogen, halogen, lower alkyl, halo-lower alkyl, lower alkoxy, cycloalkyl, aryl, heteroaryl, cyano, a hydroxyl group, lower acyl, carboxy or the like; R9 is —C(O)—R10, -A1-C(O)—R10, —O-A2-C(O)—R10 or a tetrazol-5-yl group, which exhibit potent and selective ?3-adrenoceptor stimulating activities. The present invention also provides pharmaceutical compositions containing said compound, and uses thereof.
    Type: Application
    Filed: November 7, 2007
    Publication date: October 9, 2008
    Inventors: Junichi KOBAYASHI, Tetsuya Nakamura, Ritsu Suzuki, Hideyuki Muranaka, Tomonaga Ozawa, Yuichiro Kai, Takehiro Ishikawa, Tatsuhiro Kondo, Tetsuro Tamai, Satoshi Akahane
  • Patent number: 7423185
    Abstract: The present invention provides compounds represented by general formula (I): or pharmaceutical acceptable salts thereof, wherein R1 and R2 are each hydrogen or lower alkyl; R3, R4, R5 and R6 are each hydrogen, halogen, lower alkyl or lower alkoxy; R7 and R8 are each hydrogen, halogen, lower alkyl, halo-lower alkyl, lower alkoxy, cycloalkyl, aryl, heteroaryl, cyano, a hydroxyl group, lower acyl, carboxy or the like; R9 is —C(O)—R10, -A1-C(O)—R10, —O-A2-C(O)—R10 or a tetrazol-5-yl group, which exhibit potent and selective ?3-adrenoceptor stimulating activities. The present invention also provides pharmaceutical compositions containing said compound, and uses thereof.
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: September 9, 2008
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Junichi Kobayashi, Tetsuya Nakamura, Ritsu Suzuki, Hideyuki Muranaka, Tomonaga Ozawa, Yuichiro Kai, Takehiro Ishikawa, Tatsuhiro Kondo, Tetsuro Tamai, Satoshi Akahane
  • Patent number: 7417169
    Abstract: The present invention provides compounds represented by general formula (I): a prodrug thereof, or pharmaceutical acceptable salts thereof, wherein R1 is hydrogen or lower alkyl; each of R2 and R3 is independently hydrogen or lower alkyl; each of R4, R5 and R6 is independently hydrogen, halogen, lower alkyl or lower alkoxy; R7 is hydrogen or lower alkyl; R8 is hydrogen, halogen, lower alkyl, lower alkoxy, etc; R9 is —COR10, -A1-COR10, —O-A2-COR10, etc; Ar is optionally substituted phenyl or heteroaryl; and A is a bond, —OCH2—, etc, which exhibit potent and selective ?3-adrenoceptor stimulating activities. The present invention also provides pharmaceutical compositions containing said compound, and uses thereof.
    Type: Grant
    Filed: October 5, 2004
    Date of Patent: August 26, 2008
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Junichi Kobayashi, Tetsuya Nakamura, Hideyuki Muranaka, Takehiro Ishikawa, Tetsuro Tamai, Satoshi Akahane
  • Publication number: 20070078184
    Abstract: The present invention provides compounds represented by general formula (I): a prodrug thereof, or pharmaceutical acceptable salts thereof, wherein R1 is hydrogen or lower alkyl; each of R2 and R3 is independently hydrogen or lower alkyl; each of R4, R5 and R6 is independently hydrogen, halogen, lower alkyl or lower alkoxy; R7 is hydrogen or lower alkyl; R8 is hydrogen, halogen, lower alkyl, lower alkoxy, etc; R9 is —COR10, -A1-COR10, —O-A2-COR10, etc; Ar is optionally substituted phenyl or heteroaryl; and A is a bond, —OCH2—, etc, which exhibit potent and selective ?3-adrenoceptor stimulating activities. The present invention also provides pharmaceutical compositions containing said compound, and uses thereof.
    Type: Application
    Filed: October 5, 2004
    Publication date: April 5, 2007
    Inventors: Junichi Kobayashi, Tetsuya Nakamura, Hideyuki Muranaka, Takehiro Ishikawa, Tetsuro Tamai, Satoshi Akahane
  • Publication number: 20060247179
    Abstract: The present invention provides fused heterocyclic derivatives represented by the general formula: wherein R1 represents H, halogen, OH, etc.; R2 represents H, halogen or an alkyl group; R3 and R4 represent H, OH, halogen, etc.; Q represents alkylene, etc.; ring A represents aryl or heteroaryl; and G represents , or pharmaceutically acceptable salts thereof, or prodrugs thereof, which exhibit an excellent inhibitory activity in human SGLT and are useful as agents for the prevention or treatment of a disease associated with hyperglycemia such as diabetes, postprandial hyperglycemia, impaired glucose tolerance, diabetic complications or obesity, pharmaceutical compositions comprising the same, and pharmaceutical uses thereof.
    Type: Application
    Filed: March 24, 2004
    Publication date: November 2, 2006
    Inventors: Nobuhiko Fushimi, Shigeru Yonekubo, Hideyuki Muranaka, Hiroaki Shiohara, Hirotaka Teranishi, Kazuo Shimizu, Fumiaki Ito, Masayuki Isaji
  • Publication number: 20060128807
    Abstract: The present invention provides compounds represented by general formula (I): or pharmaceutical acceptable salts thereof, wherein R1 and R2 are each hydrogen or lower alkyl; R3, R4, R5 and R6 are each hydrogen, halogen, lower alkyl or lower alkoxy; R7 and R8 are each hydrogen, halogen, lower alkyl, halo-lower alkyl, lower alkoxy, cycloalkyl, aryl, heteroaryl, cyano, a hydroxyl group, lower acyl, carboxy or the like; R9 is —C(O)—R10, -A1-C(O)—R10, —O-A2-C(O)—R10 or a tetrazol-5-yl group, which exhibit potent and selective ?3-adrenoceptor stimulating activities. The present invention also provides pharmaceutical compositions containing said compound, and uses thereof.
    Type: Application
    Filed: January 30, 2004
    Publication date: June 15, 2006
    Inventors: Junichi Kobayashi, Tetsuya Nakamura, Ritsu Suzuki, Hideyuki Muranaka, Tomonaga Ozawa, Yuichiro Kai, Takehiro Ishikawa, Tatsuhiro Kondo, Tetsuro Tamai, Satoshi Akahane
  • Publication number: 20050014787
    Abstract: The present invention relates to a 5-amidino-2-hydroxybenzenesulfonamide derivative represented by the general formula: wherein R1 is an optionally substituted lower alkyl group, an optionally substituted lower alkoxy group, an optionally substituted lower alkenyl group, a cycloalkyl group or a lower acyl group etc.; Q is a hydrogen atom or an optionally substituted lower alkyl group; and Z is a hydrogen atom or a hydroxy group etc., or a pharmaceutically acceptable salt thereof, which exert a potent and selective activated blood coagulation factor X inhibitory activity and is useful as an agent for the prevention or treatment of a disease occurred associating an activated blood coagulation factor X, a pharmaceutical composition comprising the same and an intermediate thereof.
    Type: Application
    Filed: October 29, 2002
    Publication date: January 20, 2005
    Inventors: Masahiko Uchida, Hiroaki Kobayashi, Yuichiro Kai, Kenji Yokoyama, Yoshihiro Terao, Hideyuki Muranaka
  • Patent number: 6790865
    Abstract: The present invention provides novel 2-methylpropionic acid derivatives represented by the general formula: (wherein R1 represents a hydrogen atom, a lower alkyl group or an aralkyl group; R2 represents a hydrogen atom, a lower alkyl group or a halogen atom; A represents an oxygen atom or an imino group; the carbon atom marked with (R) represents a carbon atom in R configuration; and the carbon atom marked with (S) represents a carbon atom in S configuration) and pharmaceutically acceptable salts thereof, which have excellent &bgr;3-adrenoceptor stimulating effects and are useful as agents for the prevention or treatment of obesity, hyperglycemia, the diseases caused by intestinal hypermotility, pollakiuria, urinary incontinence, depression, or the diseases caused by biliary calculi or hypermotility of the biliary tract.
    Type: Grant
    Filed: February 5, 2003
    Date of Patent: September 14, 2004
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Tetsuro Tamai, Nobuyuki Tanaka, Harunobu Mukaiyama, Akihito Hirabayashi, Hideyuki Muranaka, Masaaki Sato, Masuo Akahane
  • Patent number: 6696489
    Abstract: The present invention provides novel 2-methylpropionic acid derivatives represented by the general formula: (wherein R1 represents a hydrogen atom, a lower alkyl group or an aralkyl group; R2 represents a hydrogen atom a lower alkyl group or a halogen atom; A represents an oxygen atom or an imino group; the carbon atom marked with (R) represents a carbon atom in R configuration; and the carbon atom marked with (S) represents a carbon atom in S configuration) and pharmaceutically acceptable salts thereof, which have excellent &bgr;3-adrenoceptor stimulating effects and are useful as agents for the prevention or treatment of obesity, hyperglycemia, the diseases caused by intestinal hypermotility, pollakiuria, urinary incontinence, depression, or the diseases caused by biliary calculi or hypermotility of the biliary tract.
    Type: Grant
    Filed: October 13, 2000
    Date of Patent: February 24, 2004
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Tetsuro Tamai, Nobuyuki Tanaka, Harunobu Mukaiyama, Akihito Hirabayashi, Hideyuki Muranaka, Masaaki Sato, Masuo Akahane
  • Publication number: 20030166719
    Abstract: The present invention provides novel 2-methylpropionic acid derivatives represented by the general formula: 1
    Type: Application
    Filed: February 5, 2003
    Publication date: September 4, 2003
    Applicant: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Tetsuro Tamai, Nobuyuki Tanaka, Harunobu Mukaiyama, Akihito Hirabayashi, Hideyuki Muranaka, Masaaki Sato, Masuo Akahane
  • Patent number: 6538152
    Abstract: The present invention provides novel phenoxyacetic acid derivatives represented by the general formula: wherein R1 represents a hydroxy group, a lower alkoxy group, an aralkoxy group, an amino group, or a mono or di(lower alkyl)amino group; one of R2 and R3 is a hydrogen atom, a halogen atom, a lower alkyl group or a lower alkoxy group, while the other is a hydrogen atom; R4 represents a halogen atom, a lower alkyl group, a halo(lower alkyl) group, a hydroxy group, a lower alkoxy group, an aralkoxy group, a cyano group, a nitro group, an amino group, a mono or di(lower alkyl)amino group, a carbamoyl group, a mono or di(lower alkyl)carbamoyl group or a group represented by the general formula: —NHCOR5 (wherein R5 represents a hydrogen atom or a lower alkyl group); the carbon atom marked with (R) represents a carbon atom in R configuration; and the carbon atom marked with (S) represents a carbon atom in S configuration, and pharmaceutically acceptable salts thereof, which have excellen
    Type: Grant
    Filed: January 3, 2001
    Date of Patent: March 25, 2003
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Nobuyuki Tanaka, Tetsuro Tamai, Harunobu Mukaiyama, Akihito Hirabayashi, Hideyuki Muranaka, Masaaki Sato, Masuo Akahane
  • Patent number: 6399660
    Abstract: Novel aminoethylphenoxyacetic acid derivatives represented by the general formula: (wherein R1 represents a hydrogen atom, a lower alkyl group or an aralkyl group; R2 represents a hydrogen atom or a halogen atom; the carbon atom marked with (R) represents a carbon atom in (R) configuration; and the carbon atom marked with (S) represents a carbon atom in (S) configuration) and pharmaceutically acceptable salts thereof, which have stimulating effects on both &bgr;2- and &bgr;3-adrenoceptors and are useful as agents for relieving pain and promoting the removal of calculi in urolithiasis.
    Type: Grant
    Filed: March 31, 2000
    Date of Patent: June 4, 2002
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Tetsuro Tamai, Nobuyuki Tanaka, Hideyuki Muranaka, Harunobu Mukaiyama, Akihito Hirabayashi, Masaaki Sato, Masuo Akahane
  • Patent number: 6353025
    Abstract: The present invention provides novel phenylaminoalkyl-carboxylic acid derivatives represented by the general formula: (wherein R1 represents a hydroxy group, a lower alkoxy group, an aralkoxy group, an amino group, an alicyclic amino group or a mono or di(lower alkyl)amino group which may have a hydroxy group or a lower alkoxy group as a substituent; R2 represents a hydrogen atom or a lower alkyl group; R3 represents a hydrogen atom or a halogen atom; R4 and R5 are the same or different and each represents a hydrogen atom, a halogen atom or a lower alkyl group; A represents a lower alkylene group; the carbon atom marked with (R) represents a carbon atom in (R) configuration; and the carbon atom marked with (S) represents a carbon atom in (S) configuration) and pharmaceutically acceptable salts thereof, which have excellent &bgr;3-adrenoceptor stimulating effects and are useful as agents for the prevention or treatment of obesity, hyperglycemia, the diseases caused by intestinal hypermotility
    Type: Grant
    Filed: June 19, 2000
    Date of Patent: March 5, 2002
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Tetsuro Tamai, Nobuyuki Tanaka, Harunobu Mukaiyama, Akihito Hirabayashi, Hideyuki Muranaka, Masaaki Sato, Masuo Akahane
  • Patent number: 6136852
    Abstract: The present invention relates to 3,4-disubstituted phenylethanolaminotetralincarboxylic acid derivatives represented by the general formula: ##STR1## [wherein Q represents a vinylene group or a group represented by the general formula:-A-(CH.sub.2).sub.m --(wherein A represents an oxygen atom or a methylene group; and m is an integer of from 1 to 6); R represents a hydrogen atom or a lower alkyl group; n is an integer of 1 or 2; the carbon atom marked with * represents a carbon atom in R configuration, S configuration or a mixture thereof; and the carbon atom marked with (S) represents a carbon atom in S configuration] and pharmaceutically acceptable salts thereof, which have a selective .beta..sub.2 -adrenergic receptor stimulating effect with relieved burdens on the heart such as tachycardia and are useful as an agent for the prevention of threatened abortion and premature labor, a bronchodilator and an agent for pain remission and promoting stone removal in urolithiasis.
    Type: Grant
    Filed: March 8, 1999
    Date of Patent: October 24, 2000
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Makio Kitazawa, Kosuke Okazaki, Tetsuro Tamai, Masaru Saito, Nobuyuki Tanaka, Hiroaki Kobayashi, Ken Kikuchi, Hideyuki Muranaka
  • Patent number: 6133266
    Abstract: The present invention relates to 3,4-disubstituted phenylethanolaminotetralincarboxamide derivatives represented by the general formula: ##STR1## (wherein A represents a lower alkylene group; B represents an amino group, a di(lower alkyl)amino group or a 3 to 7-membered alicyclic amino group which may contain an oxygen atom in the ring; n is an integer of 1 or 2; the carbon atom marked with * represents a carbon atom in R configuration, S configuration or a mixture thereof; and the carbon atom marked with (S) represents a carbon atom in S configuration) and pharmaceutically acceptable salts thereof, which have a selective .beta..sub.2 -adrenergic receptor stimulating effect with relieved burdens on the heart such as tachycardia and are useful as an agent for the prevention of threatened abortion and premature labor, a bronchodilator and an agent for pain remission and stone removal in urolithiasis.
    Type: Grant
    Filed: February 10, 1999
    Date of Patent: October 17, 2000
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Makio Kitazawa, Kosuke Okazaki, Tetsuro Tamai, Masaru Saito, Nobuyuki Tanaka, Hiroaki Kobayashi, Ken Kikuchi, Hideyuki Muranaka
  • Patent number: 6046192
    Abstract: The present invention relates to a phenylethanolaminotetralincarboxamide derivative represented by the general formula: ##STR1## (wherein A represents a lower alkylene group; B represents an amino group, a di(lower alkyl)amino group or a 3 to 7-membered alicyclic amino group which may contain an oxygen atom in the ring; the carbon atom marked with * represents a carbon atom in (R) configuration, (S) configuration or a mixture thereof; and the carbon atom marked with (S) represents a carbon atom in (S) configuration) and a pharmaceutically acceptable salt thereof, which have a selective .beta..sub.2 -adrenergic receptor stimulating effect with relieved burdens on the heart such as tachycardia and are useful as an agent for the prevention of threatened abortion and premature labor, a bronchodilator, and an agent for pain remission and promoting stone removal in urolithiasis.
    Type: Grant
    Filed: March 8, 1999
    Date of Patent: April 4, 2000
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Makio Kitazawa, Kosuke Okazaki, Tetsuro Tamai, Masaru Saito, Nobuyuki Tanaka, Hiroaki Kobayashi, Ken Kikuchi, Hideyuki Muranaka