Patents by Inventor Tomiyoshi Aoki

Tomiyoshi Aoki 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: 7144906
    Abstract: The present invention provides a preventive or therapeutic agent for hyperlipidemia, comprising as an active ingredient a heterocyclic compound of the formula [1], or a pharmaceutically acceptable salt thereof: R1-Het-D-E??[1] wherein: R1 is optionally substituted aryl or aromatic heterocyclic group, Het is a divalent aromatic heterocyclic group, D is alkylene, alkenylene, alkynylene, or the like, and E is carboxy, or the like, and novel compounds among the heterocyclic compounds of the formula [1] above, which has blood triglyceride lowering effect, LDL-C lowering effect, and blood glucose lowering effect and blood insulin lowering effect, or HDL-C increasing effect or atherogenic index lowering effect all together, and hence is useful in the prevention or treatment of hyperlipidemia, arteriosclerosis, diabetes mellitus, hypertension, obesity, and the like.
    Type: Grant
    Filed: May 25, 2001
    Date of Patent: December 5, 2006
    Assignee: Nippon Shinyaku Co., Ltd.
    Inventors: Kenji Kuwabara, Tomiyoshi Aoki
  • Patent number: 7030143
    Abstract: The present invention provides a preventive or therapeutic agent for hyperlipidemia, comprising as an active ingredient a heterocyclic compound of the formula [1], or a pharmaceutically acceptable salt thereof: wherein: R1 is optionally substituted aryl or aromatic heterocyclic group, Het is a divalent aromatic heterocyclic group, D is alkylene, alkenylene, alkynylene, or the like, and E is carboxy, or the like, and novel compounds among the heterocyclic compounds of the formula [1] above, which has blood triglyceride lowering effect, LDL-C lowering effect, and blood glucose lowering effect and blood insulin lowering effect, or HDL-C increasing effect or atherogenic index lowering effect all together, and hence is useful in the prevention or treatment of hyperlipidemia, arteriosclerosis, diabetes mellitus, hypertension, obesity, and the like.
    Type: Grant
    Filed: February 17, 2004
    Date of Patent: April 18, 2006
    Assignee: Nippon Shinyaku Co., Ltd.
    Inventors: Kenji Kuwabara, Tomiyoshi Aoki
  • Patent number: 7022723
    Abstract: The present invention provides a preventive or therapeutic agent for hyperlipidemia, comprising as an active ingredient a heterocyclic compound of the formula [1], or a pharmaceutically acceptable salt thereof: R1-Het-D-E [1] wherein: R1 is optionally substituted aryl or aromatic heterocyclic group, Het is a divalent aromatic heterocyclic group, D is alkylene, alkenylene, alkynylene, or the like, and E is carboxy, or the like, and novel compounds among the heterocyclic compounds of the formula [1] above, which has blood triglyceride lowering effect, LDL-C lowering effect, and blood glucose lowering effect and blood insulin lowering effect, or HDL-C increasing effect or atherogenic index lowering effect all together, and hence is useful in the prevention or treatment of hyperlipidemia, arteriosclerosis, diabetes mellitus, hypertension, obesity, and the like.
    Type: Grant
    Filed: February 17, 2004
    Date of Patent: April 4, 2006
    Assignee: Nippon Shinyaku Co., Ltd.
    Inventors: Kenji Kuwabara, Tomiyoshi Aoki
  • Patent number: 6998412
    Abstract: The present invention provides a preventive or therapeutic agent for hyperlipidemia, comprising as an active ingredient a heterocyclic compound of the formula [1], or a pharmaceutically acceptable salt thereof: R1-Het-D-E [1] wherein: R1 is optionally substituted aryl or aromatic heterocyclic group, Het is a divalent aromatic heterocyclic group, D is alkylene, alkenylene, alkynylene, or the like, and E is carboxy, or the like, and novel compounds among the heterocyclic compounds of the formula [1] above, which has blood triglyceride lowering effect, LDL-C lowering effect, and blood glucose lowering effect and blood insulin lowering effect, or HDL-C increasing effect or atherogenic index lowering effect all together, and hence is useful in the prevention or treatment of hyperlipidemia, arteriosclerosis, diabetes mellitus, hypertension, obesity, and the like.
    Type: Grant
    Filed: February 17, 2004
    Date of Patent: February 14, 2006
    Assignee: Nippon Shinyaku Co., Ltd.
    Inventors: Kenji Kuwabara, Tomiyoshi Aoki
  • Publication number: 20050009892
    Abstract: The present invention provides a preventive or therapeutic agent for hyperlipidemia, comprising as an active ingredient a heterocyclic compound of the formula [1], or a pharmaceutically acceptable salt thereof: R1—Het-D-E??[1] wherein: R1 is optionally substituted aryl or aromatic heterocyclic group, Het is a divalent aromatic heterocyclic group, D is alkylene, alkenylene, alkynylene, or the like, and E is carboxy, or the like, and novel compounds among the heterocyclic compounds of the formula [1] above, which has blood triglyceride lowering effect, LDL-C lowering effect, and blood glucose lowering effect and blood insulin lowering effect, or HDL-C increasing effect or atherogenic index lowering effect all together, and hence is useful in the prevention or treatment of hyperlipidemia, arteriosclerosis, diabetes mellitus, hypertension, obesity, and the like.
    Type: Application
    Filed: February 17, 2004
    Publication date: January 13, 2005
    Inventors: Kenji Kuwabara, Tomiyoshi Aoki
  • Publication number: 20050009785
    Abstract: The present invention provides a preventive or therapeutic agent for hyperlipidemia, comprising as an active ingredient a heterocyclic compound of the formula [1], or a pharmaceutically acceptable salt thereof: wherein: R1 is optionally substituted aryl or aromatic heterocyclic group, Het is a divalent aromatic heterocyclic group, D is alkylene, alkenylene, alkynylene, or the like, and E is carboxy, or the like, and novel compounds among the heterocyclic compounds of the formula [1] above, which has blood triglyceride lowering effect, LDL-C lowering effect, and blood glucose lowering effect and blood insulin lowering effect, or HDL-C increasing effect or atherogenic index lowering effect all together, and hence is useful in the prevention or treatment of hyperlipidemia, arteriosclerosis, diabetes mellitus, hypertension, obesity, and the like.
    Type: Application
    Filed: February 17, 2004
    Publication date: January 13, 2005
    Inventors: Kenji Kuwabara, Tomiyoshi Aoki
  • Patent number: 6787546
    Abstract: The object of the invention is to provide an excellent compound as a drug. The invention relates to a heterocyclic compound shown by the following formula: A—B—D—E  [1] wherein A is heteroaryl or its oxide; B is ethenylene; D is optionally substituted phenylene; and E is a group of the formula:  wherein G is optionally substituted phenyl; and R is heteroaryl or heteroarylmethyl, or a group of the formula: wherein n is an integer of 1 to 5; R5 and R6 are same or different and are independently selected from the group consisting of hydrogen, C1—C6 alkyl, hydroxyalkyl, aminoalkyl; or R5 and R6 taken together with the adjacent nitrogen atom may form 5- to 7-membered cyclic amino group for —NR5R6 or a salt thereof.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: September 7, 2004
    Assignee: Nippon Shinyaku Co., Ltd.
    Inventors: Toshiyuki Suzuki, Tomiyoshi Aoki
  • Publication number: 20040162325
    Abstract: The present invention provides a preventive or therapeutic agent for hyperlipidemia, comprising as an active ingredient a heterocyclic compound of the formula [1], or a pharmaceutically acceptable salt thereof:
    Type: Application
    Filed: February 17, 2004
    Publication date: August 19, 2004
    Inventors: Kenji Kuwabara, Tomiyoshi Aoki
  • Publication number: 20030166697
    Abstract: The present invention provides a preventive or therapeutic agent for hyperlipidemia, comprising as an active ingredient a heterocyclic compound of the formula [1], or a pharmaceutically acceptable salt thereof:
    Type: Application
    Filed: November 18, 2002
    Publication date: September 4, 2003
    Inventors: Kenji Kuwabara, Tomiyoshi Aoki
  • Publication number: 20030022884
    Abstract: The object of the invention is to provide an excellent compound as a drug.
    Type: Application
    Filed: June 12, 2002
    Publication date: January 30, 2003
    Inventors: Toshiyuki Suzuki, Tomiyoshi Aoki
  • Patent number: 6191149
    Abstract: A pharmaceutical composition comprising a compound of the following general formula [I] or its salt. wherein R1 represents aryl or a heteroaromatic group. R2 represents hydrogen, alkyl, alkenyl, cycloalkyl, cycloalkylalkyl, hydroxyalkyl, haloalkyl, alkoxy, alkylthio, amino, monoalkylamino, dialkylamino, or phenyl. R3 and R4 independently represent hydrogen or alkyl or R3 and R4 taken together with the adjacent N atom represent a 5- through 7-membered cyclic amino group. A represents a single bond C2-10 alkylene. W represents O, S, or (CH2)n (where CH may be substituted by alkyl; n is an integer of 1 or 2). X, Y, and Z may be the same or different and each represents CH (which may be substituted by alkyl), or N. Provided, however, that the case in which X, Y, and Z concurrently represent CH is excluded. The compound of the invention has excellent neuronal death inhibitory activity and is useful as a therapeutic drug for cerebrovascular diseases.
    Type: Grant
    Filed: June 16, 1999
    Date of Patent: February 20, 2001
    Assignee: Nippon Shinyaku, Co., Ltd.
    Inventors: Shoichi Chokai, Yojiro Ukai, Tomiyoshi Aoki, Kyoichi Ideguchi
  • Patent number: 5945426
    Abstract: A pharmaceutical composition comprising a compound of the following general formula ?I! or its salt. ##STR1## wherein R.sup.1 represents aryl or a heteroaromatic group. R.sup.2 represents hydrogen, alkyl, alkenyl, cycloalkyl, cycloalkylalkyl, hydroxyalkyl, haloalkyl, alkoxy, alkylthio, amino, monoalkylamino, dialkylamino, or phenyl. R.sup.3 and R.sup.4 independently represent hydrogen or alkyl or R.sup.3 and R.sup.4 taken together with the adjacent N atom represent a 5- through 7-membered cyclic amino group. A represents C.sub.2-10 alkylene. W represents O, S, or (CH).sub.n (where CH may be substituted by alkyl; n is an integer of 1 or 2). X, Y, and Z may be the same or different and each represents CH (which may be substituted by alkyl), or N. Provided, however, that the case in which X, Y, and Z concurrently represent CH is excluded. The compound of the invention has excellent neuronal death inhibitory activity and is useful as a therapeutic drug for cerebrovascular diseases.
    Type: Grant
    Filed: March 7, 1997
    Date of Patent: August 31, 1999
    Assignee: Nippon Shinyaku Co., Ltd.
    Inventors: Shoichi Chokai, Yojiro Ukai, Tomiyoshi Aoki, Kyoichi Ideguchi
  • Patent number: 5589477
    Abstract: The object of the present invention is to obtain new class of compounds which have improving effect on learning and memory disorders with good selectivity in central nervous system and little side effects and then to provide a good medicine for treatment of dementia.The present invention relates to the compounds represented by the following general formula or their pharmacologically acceptable salts and the drugs of improving learning or memory disorders comprising them as active ingredients. ##STR1## (wherein R.sup.1 and R.sup.2 are the same or different and are hydrogen, hydroxy, alkoxy, trifluoromethyl or halogen. A represents methyl, trifluoromethyl, or tert-butyl. Y represents O or NH.
    Type: Grant
    Filed: February 26, 1993
    Date of Patent: December 31, 1996
    Assignee: Nippon Shinyaku Company, Limited
    Inventors: Shoichi Chokai, Tomiyoshi Aoki, Kiyoshi Kimura
  • Patent number: 5342845
    Abstract: The object of the invention is to provide a novel compound having serotonin antagonist activity.The invention is directed to an indolecarboxamide derivative of the following general formula [I] and a serotonin antagonist composition comprising the same derivative as an active ingredient. ##STR1## (wherein R.sup.1 is a lower alkyl and R.sup.2 is hydrogen, a halogen, a lower alkyl or a lower alkoxy.)The compound of the invention is effective as a gastrointestinal motor activity regulator, antimigraine, antipsychotic or antianxiety drug. The compound is also effective as a therapeutic drug for dementia or orthostatic hypotension.
    Type: Grant
    Filed: February 26, 1993
    Date of Patent: August 30, 1994
    Assignee: Nippon Shinyaku Company Limited
    Inventors: Shoichi Chokai, Tomiyoshi Aoki, Yojiro Ukai