Patents by Inventor Yukihiko Hotei

Yukihiko Hotei 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: 9694027
    Abstract: The present invention provides pyrazole derivatives, uses thereof for medical purposes and so on. More particularly, the present invention relates to pharmaceuticals useful for the prevention or treatment of constipation, which comprise as an active ingredient 3-(3-{4-[3-(?-D-glucopyranosyloxy)-5-isopropyl-1H-pyrazol-4-ylmethyl]-3-methylphenoxy}propylamino)-2,2-dimethylpropionamide, or a pharmaceutically acceptable salt thereof. The pharmaceuticals of the present invention exert an effect of increasing the frequency of bowel movement or the like, and are useful for the prevention or treatment of constipation.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: July 4, 2017
    Assignee: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Masayuki Isaji, Masaaki Takemura, Hidetoshi Isawa, Yukihiko Hotei, Itaru Miyashita
  • Publication number: 20160129031
    Abstract: The present invention provides pyrazole derivatives, uses thereof for medical purposes and so on. More particularly, the present invention relates to pharmaceuticals useful for the prevention or treatment of constipation, which comprise as an active ingredient 3-(3-{4-[3-(?-D-glucopyranosyloxy)-5-isopropyl-1H-pyrazol-4-ylmethyl]-3-methylphenoxy}propylamino)-2,2-dimethylpropionamide, or a pharmaceutically acceptable salt thereof. The pharmaceuticals of the present invention exert an effect of increasing the frequency of bowel movement or the like, and are useful for the prevention or treatment of constipation.
    Type: Application
    Filed: January 14, 2016
    Publication date: May 12, 2016
    Applicant: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Masayuki Isaji, Masaaki Takemura, Hidetoshi Isawa, Yukihiko Hotei, Itaru Miyashita
  • Patent number: 9273085
    Abstract: The present invention provides pyrazole derivatives, uses thereof for medical purposes and so on. More particularly, the present invention relates to pharmaceuticals useful for the prevention or treatment of constipation, which comprise as an active ingredient 3-(3-{4-[3-(?-D-glucopyranosyloxy)-5-isopropyl-1H-pyrazol-4-ylmethyl]-3-methylphenoxy}propylamino)-2,2-dimethylpropionamide, or a pharmaceutically acceptable salt thereof. The pharmaceuticals of the present invention exert an effect of increasing the frequency of bowel movement or the like, and are useful for the prevention or treatment of constipation.
    Type: Grant
    Filed: May 2, 2013
    Date of Patent: March 1, 2016
    Assignee: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Masayuki Isaji, Masaaki Takemura, Hidetoshi Isawa, Yukihiko Hotei, Itaru Miyashita
  • Publication number: 20150141631
    Abstract: The present invention provides pyrazole derivatives, uses thereof for medical purposes and so on. More particularly, the present invention relates to pharmaceuticals useful for the prevention or treatment of constipation, which comprise as an active ingredient 3-(3-{4-[3-(?-D-glucopyranosyloxy)-5-isopropyl-1H-pyrazol-4-ylmethyl]-3-methylphenoxy}propylamino)-2,2-dimethylpropionamide, or a pharmaceutically acceptable salt thereof. The pharmaceuticals of the present invention exert an effect of increasing the frequency of bowel movement or the like, and are useful for the prevention or treatment of constipation.
    Type: Application
    Filed: May 2, 2013
    Publication date: May 21, 2015
    Applicant: Kissei Pharmaceutical Co., Ltd.
    Inventors: Masayuki Isaji, Masaaki Takemura, Hidetoshi Isawa, Yukihiko Hotei, Itaru Miyashita
  • Patent number: 7208520
    Abstract: The present invention provides ethyl (?)-2-[4-[2-[[(1S,2R)-2-hydroxy-2-(4-hydroxyphenyl)-1-methylethyl]amino]ethyl]-2,5-dimethylphenoxy]acetate hydrochloride, crystalline forms thereof and pharmaceutical compositions containing them, which have excellent ?3-adrenoceptor stimulating effects, therapeutic effects on pollakiuria or urinary incontinence and storage stabilities and are useful as a medicament.
    Type: Grant
    Filed: August 27, 2002
    Date of Patent: April 24, 2007
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Hidetoshi Isawa, Yukihiko Hotei, Kiyoshi Kasai, Junichi Sonehara, Satoshi Akahane, Hiromu Harada
  • Publication number: 20040242686
    Abstract: The present invention provides ethyl (−)-2-[4-[2-[[(1S,2R)-2-hydroxy-2-(4-hydroxyphenyl)-1-methylethyl]amino]ethyl]-2,5-dimethylphenoxy]acetate hydrochloride, crystalline forms thereof and pharmaceutical compositions containing them, which have excellent &bgr;3-adrenoceptor stimulating effects, therapeutic effects on pollakiuria or urinary incontinence and storage stabilities and are useful as a medicament.
    Type: Application
    Filed: March 12, 2004
    Publication date: December 2, 2004
    Inventors: Hidetoshi Isawa, Yukihiko Hotei, Kiyoshi Kasai, Junichi Sonehara, Satoshi Akahane, Hiromu Harada
  • Patent number: 5861437
    Abstract: A poly(phenylene ether) resin composed of structural units represented by the general formula: ##STR1## (wherein R.sup.1, R.sup.2 and R.sup.3 represent each alkyl, cycloalkyl, etc. or H (provided that two or more of R.sup.1, R.sup.2 and R.sup.3 do not represent H at the same time), or one of R.sup.1, R.sup.2 and R.sup.3 represents alkyl or H while the others together form a saturated ring, or R.sup.1, R.sup.2 and R.sup.3 together form an aromatic ring; A represents alkyl; p is an integer of from 3 to 5; and Y.sup.- represents a pharmaceutically acceptable acid residue) and/or structural units represented by the general formula: ##STR2## (wherein R.sup.4, R.sup.5 and R.sup.6 represents each alkyl, cycloalkyl, etc. or H (provided that two or more of R.sup.4, R.sup.5 and R.sup.6 do not represent H at the same time), or one of R.sup.4, R.sup.5 and R.sup.6 represents alkyl or H while the others together form a saturated ring, or R.sup.4, R.sup.5 and R.sup.6 together form an aromatic ring; and A, p and Y.sup.
    Type: Grant
    Filed: October 7, 1997
    Date of Patent: January 19, 1999
    Assignee: Kissei Pharmaceutical Company, Ltd.
    Inventors: Hiromu Harada, Yukihiko Hotei, Hideki Hujikura, Yoshinori Nonaka, Koji Kamata, Mitsuhiro Ichihara, Hiroshi Kusama, Humiyasu Satoh