Patents by Inventor Shiro Miyoshi

Shiro Miyoshi 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: 7598284
    Abstract: Compounds of the general formula (I): or a salt thereof, wherein R1 is a hydrogen atom or the like; R2 is NHSO2R3 or the like; R3 is a (C1-C6)alkyl group or the like; R5 is a hydrogen atom or the like; R6 and R7 may be the same or different and are each independently a hydrogen atom or the like; X is an oxygen atom or the like; Y is an oxygen atom or the like; Z1 to Z6 are a carbon atom or the like; n is an integer of 0 to 6; *1 is an asymmetric carbon atom; and *2 is an asymmetric carbon atom when R5 is other than a hydrogen atom.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: October 6, 2009
    Assignee: Asahi Kasei Pharma Corporation
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Patent number: 7582658
    Abstract: A novel compound represented by the following formula (1) or a salt thereof: wherein symbol “A” represents a saturated heterocyclic group, a 5-membered heteroaromatic group having two heteroatoms in the ring, a group represented by the formula A1 (R2, R3, and R4 represent hydrogen atom, hydroxyl group, etc.), etc., B represents a group represented by the formula B1 (R11 represents hydrogen atom, hydroxyl group, etc.), etc., R1 represents an alkyl group, and symbol “n” represents an integer of 2 to 6, which has a parathyroid hormone depressing action and showing low toxicity, and a medicament containing the compound or salt thereof as an active ingredient.
    Type: Grant
    Filed: December 23, 2004
    Date of Patent: September 1, 2009
    Assignee: Asahi Kasei Pharma Corporation
    Inventors: Shiro Miyoshi, Toshinori Ishizuya
  • Patent number: 7511069
    Abstract: Compounds of the general formula (I): or a salt thereof, wherein R1 is a hydrogen atom or the like; R2 is NHSO2R3 or the like; R3 is a (C1-C6)alkyl group or the like; R5 is a hydrogen atom or the like; R6 and R7 may be the same or different and are each independently a hydrogen atom or the like; X is an oxygen atom or the like; Y is an oxygen atom or the like; Z1 to Z6 are a carbon atom or the like; n is an integer of 0 to 6; *1 is an asymmetric carbon atom; and *2 is an asymmetric carbon atom when R5 is other than a hydrogen atom.
    Type: Grant
    Filed: August 10, 2007
    Date of Patent: March 31, 2009
    Assignee: Asahi Pharma Corporation
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Publication number: 20080076815
    Abstract: Compounds of the general formula (I): or a salt thereof, wherein R1 is a hydrogen atom or the like; R2 is NHSO2R3 or the like; R3 is a (C1-C6)alkyl group or the like; R5 is a hydrogen atom or the like; R6 and R7 may be the same or different and are each independently a hydrogen atom or the like; X is an oxygen atom or the like; Y is an oxygen atom or the like; Z1 to Z6 are a carbon atom or the like; n is an integer of 0 to 6; *1 is an asymmetric carbon atom; and *2 is an asymmetric carbon atom when R5 is other than a hydrogen atom.
    Type: Application
    Filed: October 30, 2007
    Publication date: March 27, 2008
    Applicant: ASHI KASEI PHARMA CORPORATION
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Publication number: 20080015242
    Abstract: Compounds of the general formula (I): or a salt thereof, wherein R1 is a hydrogen atom or the like; R2 is NHSO2R3 or the like; R3 is a (C1-C6)alkyl group or the like; R5 is a hydrogen atom or the like; R6 and R7 may be the same or different and are each independently a hydrogen atom or the like; X is an oxygen atom or the like; Y is an oxygen atom or the like; Z1 to Z6 are a carbon atom or the like; n is an integer of 0 to 6; *1 is an asymmetric carbon atom; and *2 is an asymmetric carbon atom when R5 is other than a hydrogen atom.
    Type: Application
    Filed: August 10, 2007
    Publication date: January 17, 2008
    Applicant: ASAHI KASEI PHARMA CORPORATION
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Patent number: 7271190
    Abstract: A compound represented by the general formula I: I wherein R1 represents hydrogen, etc. R2 represents NHSO2R3, etc., provided that R3 represents C1-6 alkyl, etc. R5 represents hydrogen, etc. R6 and R7 may be the same or different and each independently represents hydrogen, etc. X represents oxygen, etc. Y represents oxygen, etc. Z1 to Z6 each represents carbon, etc. n is an integer of 0 to 6 and ast1 indicates that the carbon atom is asymmetric, and *2, in the case where R5 is not hydrogen, indicates that the carbon atom is asymmetric or a salt of the compound.
    Type: Grant
    Filed: October 25, 2002
    Date of Patent: September 18, 2007
    Assignee: Asahi Kasei Pharma Corporation
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Patent number: 7049445
    Abstract: Compounds of the general formula (I): or a salt thereof, wherein R1 is hydrogen, hydroxyl or halogen; R2 is NHSO2CH3, SO2NHCH3 or the like; R5 and R6 each independently is hydrogen, C1-6 alkyl, optionally substituted phenyl or optionally substituted benzyl; X is NH, sulfur, oxygen or methylene; Y is oxygen, NR7, sulfur, methylene or a bond; and * represents an asymmetric carbon atom. The compounds are useful as a medicine for treating or preventing diabetes, obesity, hyperlipidemia, digestive diseases, depression or urinary disturbances.
    Type: Grant
    Filed: January 22, 2004
    Date of Patent: May 23, 2006
    Assignee: Asahi Kasei Pharma Corporation
    Inventors: Shunichi Ikuta, Shiro Miyoshi, Kohei Ogawa
  • Publication number: 20060069098
    Abstract: A novel compound represented by the following formula (1) or a salt thereof: wherein symbol “A” represents a saturated heterocyclic group, a 5-membered heteroaromatic group having two heteroatoms in the ring, a group represented by the formula A1 (R2, R3, and R4 represent hydrogen atom, hydroxyl group, etc.), etc., B represents a group represented by the formula B1 (R11 represents hydrogen atom, hydroxyl group, etc.), etc., R1 represents an alkyl group, and symbol “n” represents an integer of 2 to 6, which has a parathyroid hormone depressing action and showing low toxicity, and a medicament containing the compound or salt thereof as an active ingredient.
    Type: Application
    Filed: December 23, 2004
    Publication date: March 30, 2006
    Inventors: Shiro Miyoshi, Toshinori Ishizuya
  • Patent number: 6861444
    Abstract: Compounds of the general formula (I): or a salt thereof, wherein R1 is hydrogen, hydroxyl or halogen; R2 is NHSO2CH3, SO2NHCH3 or the like; R5 and R6 each independently is hydrogen, C1-6 alkyl, optionally substituted phenyl or optionally substituted benzyl; X is NH, sulfur, oxygen or methylene; Y is oxygen, NR7, sulfur, methylene or a bond; and * represents an asymmetric carbon atom. The compounds are useful as a medicine for treating or preventing diabetes, obesity, hyperlipidemia, digestive diseases, depression or urinary disturbances.
    Type: Grant
    Filed: April 25, 2001
    Date of Patent: March 1, 2005
    Assignee: Asahi Kasei Pharma Corporation
    Inventors: Shunichi Ikuta, Shiro Miyoshi, Kohei Ogawa
  • Publication number: 20050020602
    Abstract: A compound represented by the general formula I: I wherein R1 represents hydrogen, etc. R2 represents NHSO2R3, etc., provided that R3 represents C1-6 alkyl, etc. R5 represents hydrogen, etc. R6 and R7 may be the same or different and each independently represents hydrogen, etc. X represents oxygen, etc. Y represents oxygen, etc. Z1 to Z6 each represents carbon, etc. n is an integer of 0 to 6 and ast1 indicates that the carbon atom is asymmetric, and *2, in the case where R5 is not hydrogen, indicates that the carbon atom is asymmetric or a salt of the compound.
    Type: Application
    Filed: October 25, 2002
    Publication date: January 27, 2005
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Publication number: 20040127546
    Abstract: Compounds of the general formula (I): 1
    Type: Application
    Filed: January 22, 2004
    Publication date: July 1, 2004
    Applicant: ASAHI KASEI PHARMA CORPORATION
    Inventors: Shunichi Ikuta, Shiro Miyoshi, Kohei Ogawa
  • Publication number: 20030191174
    Abstract: Compounds of the general formula (I): 1
    Type: Application
    Filed: October 28, 2002
    Publication date: October 9, 2003
    Inventors: Shunichi Ikuta, Shiro Miyoshi, Kohei Ogawa
  • Publication number: 20030139475
    Abstract: Compounds having a &bgr;-3 adrenaline receptor agonist and are useful as drugs for the treatment and prevention of diabetes, obesity, hyperlipemia, etc., represented by a general formula (I) and salts thereof, and a process for producing these, and their intermediates, wherein R represents hydrogen or methyl; R1 represents hydrogen, halogen, hydroxy, benzyloxy, amino, or hydroxymethyl; R2 represents hydrogen, hydroxymethyl, NHR3, SO2NR4R4′, or nitro; R6 represents hydrogen or lower alkyl; and X represents nitrogen, R9 represents hydrogen, one of R7 and R8 represent hydrogen, and the other thereof represents hydrogen, amino, acetylamino, or hydroxy.
    Type: Application
    Filed: September 30, 2002
    Publication date: July 24, 2003
    Applicant: ASAHI KASEI KOGYO KABUSHIKI KAISHA
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Patent number: 6545053
    Abstract: Compounds having a &bgr;-3 adrenaline receptor agonist and are useful as drugs for the treatment and prevention of diabetes, obesity, hyperlipemia, etc., represented by a general formula (I) and salts thereof, and a process for producing these, and their intermediates, wherein R represents hydrogen or methyl; R1 represents hydrogen, halogen, hydroxy, benzyloxy, amino, or hydroxymethyl; R2 represents hydrogen, hydroxymethyl, NHR3, SO2NR4R4′, or nitro; R6 represents hydrogen or lower alkyl; and X represents methylene, R9 represents hydrogen, one of R7 and R8 represent hydrogen, and the other thereof represents hydrogen, amino, acetylamino, or hydroxy.
    Type: Grant
    Filed: November 16, 2000
    Date of Patent: April 8, 2003
    Assignee: Asahi Kasei Kogyo Kabushiki Kaisha
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Publication number: 20030040538
    Abstract: Compounds of the general formula (I) are useful in the treatment and prevention of &bgr;3-related diseases including diabetes, obesity and hyperlipidemia wherein R1 is hydrogen, halogen, or hydroxyl; R2 is C1-4 alkyl or benzyl; R3 is OR, halogen, trifluoromethyl, C1-8 alkyl, lower acyl, NR4R4′, nitro, or cyano; R is hydrogen, C1-8 alkyl, benzyl group, or optionally substituted lower acyl; R4 and R4′ are each independently hydrogen, C1-4 alkyl, lower acyl, benzyl, or SO2R5; R5 is C1-4 alkyl or benzyl; W is oxygen, a secondary nitrogen atom (NH), or sulfur; and * represents an asymmetric carbon atom.
    Type: Application
    Filed: June 17, 2002
    Publication date: February 27, 2003
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Patent number: 6187809
    Abstract: Compounds having a &bgr;-3 adrenaline receptor agonist and are useful as drugs for the treatment and prevention of diabetes, obesity, hyperlipemia, etc., represented by a general formula (I) and salts thereof, and a process for producing these, and their intermediates, wherein R represents hydrogen or methyl; R1 represents hydrogen, halogen, hydroxy, benzyloxy, amino, or hydroxymethyl; R2 represents hydrogen, hydroxymethyl, NHR3, SO2NR4R4, or nitro; R6 represents hydrogen or lower alkyl; and X represents nitrogen, R9 represents hydrogen, one of R7 and R8 represent hydrogen, and the other thereof represents hydrogen, amino, acetylamino, or hydroxy.
    Type: Grant
    Filed: December 28, 1999
    Date of Patent: February 13, 2001
    Assignee: Asahi Kasei Kogyo Kabushiki Kaisha
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Patent number: 6172099
    Abstract: Compounds represented by general formula (I) or their salts, having &bgr;3-adrenoceptor agonism and being efficacious when employed in drugs for treating and preventing diabetes, obesity, hyperlipemia, etc. wherein R represents hydrogen or methyl; R1 represents hydrogen, halogeno, hydroxy, benzyloxy, amino or hydroxymethyl; R2 represents hydrogen, hydroxymethyl, NHR3, SO2NR4R4 ′ or nitro (wherein R3 represents hydrogen, methyl, SO2R5, formyl or CONHR6′; R5 represents lower alkyl, benzyl or NR4R4′; R4 and R4′ may be the same or different and each represents hydrogen, lower alkyl or benzyl; and R6′ represents hydrogen or lower alkyl); R6 represents hydrogen or lower alkyl; n is 1 or 2; X represents secondary nitrogen, oxygen or sulfur; and when n is 1, then one of R7 and R8 represents hydrogen while another represents hydrogen, amino, acetylamino or hydroxy, or when n is 2, then R8 represents hydrogen while R7 represents hydrogen, amino, acetylamino or hydroxy.
    Type: Grant
    Filed: March 27, 2000
    Date of Patent: January 9, 2001
    Assignee: Asahi Kasei Kogyo Kabushiki Kaisha
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Patent number: 6037362
    Abstract: Compounds having a .beta.-3 adrenaline receptor agonist and are useful as drugs for the treatment and prevention of diabetes, obesity, hyperlipemia, etc., represented by a general formula (I) and salts thereof, and a process for producing these, and their intermediates, wherein R represents hydrogen or methyl; R.sup.1 represents hydrogen, halogen, hydroxy, benzyloxy, amino, or hydroxymethyl; R.sup.2 represents hydrogen, hydroxymethyl, NHR.sup.3, SO.sub.2 NR.sup.4 R.sup.4', or nitro; R.sup.6 represents hydrogen or lower alkyl; and X represents nitrogen, R.sup.9 represents hydrogen, one of R.sup.7 and R.sup.8 represent hydrogen, and the other thereof represents hydrogen, amino, acetylamino, or hydroxy.
    Type: Grant
    Filed: August 5, 1998
    Date of Patent: March 14, 2000
    Assignee: Asahi Kasei Kogyo Kabushiki Kaisha
    Inventors: Shiro Miyoshi, Kohei Ogawa
  • Patent number: 5340811
    Abstract: Disclosed is a sulfonamide derivative represented by following formula (I) and a medicine for the treatment of asthma comprising the sulfonamide derivative as an active ingredient which exhibits bronchodilation effect. ##STR1## wherein X represents a quinoline residue represented by formula (II) or an isoquinoline residue represented by formula (III) ##STR2## where R.sup.1 is a hydrogen atom, a halogen atom, a lower alkyl group or a lower alkoxy group, or ##STR3## where R.sup.2 is a hydrogen atom or a hydroxyl group, and wherein: when X is quinoline residue (II), n is zero or 1, in which,when n is zero, R.sup.4 is an unsubstituted or substituted diazacycloalkyl group, andwhen n is 1, R.sup.3 is a hydrogen atom or a lower alkyl group and R.sup.4 is an unsubstituted or substituted aralkylamino group or an unsubstituted or substituted diazacycloalkyl group; andwhen X is isoquinoline residue (III), n is 1, in which, R.sup.3 is a hydrogen atom or a lower alkyl group and R.sup.
    Type: Grant
    Filed: July 17, 1990
    Date of Patent: August 23, 1994
    Assignee: Asahi Kasei Kogyo Kabushiki Kaisha
    Inventors: Akiro Kajihara, Shiro Miyoshi
  • Patent number: 5243035
    Abstract: Sialic acid- containing glycolipid derivatives represented by the following general formula, their production method, and the particulate carriers that contain as a constituent the sialic acid-containing glycolipid derivative(s). ##STR1## wherein represents the .alpha.- or the .beta.- linkage, R.sup.1, a hydrogen atom or an acetyl group,R.sup.2, a hydrogen atom, a lower alkyl group with 1-4 carbon atoms, an alkaline metal ion, or such,X, an oxygen or sulfur atom or a residue represented by the following formula (II) or (III),--O(CH.sub.2).sub.m NHCO-- (II)where m represents an integer from 1 to 10.--O(CH.sub.2).sub.m CONH-- (III)Y, the formula (IV). ##STR2## where A represents a linear or branched chain acylamino group with 10-40 carbon atoms, or such B, a hydrogen atom, a carboxyl group or such, or the formula (V), and ##STR3## n, an integer of 0 to 3.
    Type: Grant
    Filed: August 15, 1991
    Date of Patent: September 7, 1993
    Assignee: Drug Delivery System Institute, Ltd.
    Inventors: Satoru Nakabayashi, Kunio Higashi, Shiro Miyoshi, Hitoshi Yamauchi