Patents by Inventor Masahiro Bougauchi

Masahiro Bougauchi 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).

  • Phenoxypropylamine compounds
    Patent number: 7196199
    Abstract: The present invention relates to a phenoxypropylamine compound of the formula (I) wherein each symbol is as defined in the specification, an optically active compound thereof or a pharmaceutically acceptable salt thereof and hydrates thereof, which simultaneously show selective affinity for and antagonistic activity against 5-HT1A receptor, as well as 5-HT reuptake inhibitory activity, and can be used as antidepressants quick in expressing an anti-depressive effect.
    Type: Grant
    Filed: December 22, 2003
    Date of Patent: March 27, 2007
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Akira Nishiyama, Masahiro Bougauchi, Takanobu Kuroita, Masanori Minoguchi
  • Phenoxypropylamine compounds
    Publication number: 20040138227
    Abstract: The present invention relates to a phenoxypropylamine compound of the formula (I) 1
    Type: Application
    Filed: December 22, 2003
    Publication date: July 15, 2004
    Inventors: Akira Nishiyama, Masahiro Bougauchi, Takanobu Kuroita, Masanori Minoguchi, Yasunori Morio, Kouji Kanzaki
  • Phenoxypropylamine compounds
    Patent number: 6720320
    Abstract: The present invention relates to a phenoxypropylamine compound of the formula (I) wherein each symbol is as defined in the specification, an optically active compound thereof or a pharmaceutically acceptable salt thereof and hydrates thereof, which simultaneously show selective affinity for and antagonistic activity against 5-HT1A receptor, as well as 5-HT reuptake inhibitory activity, and can be used as antidepressants quick in expressing an anti-depressive effect.
    Type: Grant
    Filed: November 23, 2001
    Date of Patent: April 13, 2004
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Akira Nishiyama, Masahiro Bougauchi, Takanobu Kuroita, Masanori Minoguchi, Yasunori Morio, Kouji Kanzaki
  • Phenoxypropylamine compounds
    Publication number: 20020111358
    Abstract: The present invention relates to a phenoxypropylamine compound of the formula (I) 1
    Type: Application
    Filed: November 23, 2001
    Publication date: August 15, 2002
    Inventors: Akira Nishiyama, Masahiro Bougauchi, Takanobu Kuroita, Masanori Minoguchi, Yasunori Morio, Kouji Kanzaki
  • Condensed thiophene compound and pharmaceutical use thereof
    Patent number: 5691330
    Abstract: A condensed thiophene compound represented by general formula: ##STR1## or a pharmaceutically acceptable salt thereof, wherein ring S represents a thiophene ring; R.sup.1 represents hydrogen, halogen, alkyl, etc.; R.sup.2 represents hydrogen, alkyl, acyl, etc.; G represents --CH.sub.2 --, --CH(OH)--, --CO--, etc.; Q represents alkylene; T represents --N(Rb)(Rc) (wherein Rb, Rc represents each alkyl etc.; or alternatively Rb and Rc are combined together to form cyclic amino); D represents --CH.sub.2 -- or --S--; A and B represent each carbonyl or thiocarbonyl, or are null; and m and n represent each 0, 1 to 4, provided that m+n represents an integer of 4 or less.This compound is useful as an antipsychotic drug having a reduced extrapyramidal side effect.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: November 25, 1997
    Assignee: Yoshitomi Pharmaceutical Industries, Ltd.
    Inventors: Tohru Nakao, Yuji Ono, Masahiro Bougauchi, Yasuto Morimoto
  • Condensed thiophene compound and pharmaceutical use thereof
    Patent number: 5532240
    Abstract: A condensed thiophene compound represented by general formula: ##STR1## or a pharmaceutically acceptable salt thereof, wherein ring S represents a thiophene ring; R.sup.1 represents hydrogen, halogen, alkyl, etc.; R.sup.2 represents hydrogen, alkyl, acyl, etc.; G represents --CH.sub.2 --, --CH(OH)--, --CO--, etc.; Q represents alkylene; T represents --N(Rb)(Rc) (wherein Rb, Rc represents each alkyl etc.; or alternatively Rb and Rc are combined together to form cyclic amino); D represents --CH.sub.2 -- or --S--; A and B represent each carbonyl or thiocarbonyl, or are null; and m and n represent each 0, 1 to 4, provided that m+n represents an integer of 4 or less.This compound is useful as an antipsychotic drug having a reduced extrapyramidal side effect.
    Type: Grant
    Filed: July 8, 1994
    Date of Patent: July 2, 1996
    Assignee: Yoshitomi Pharmaceutical Industries, Ltd.
    Inventors: Tohru Nakao, Yuji Ono, Masahiro Bougauchi, Yasuto Morimoto