Patents by Inventor Masayuki Nakazono

Masayuki Nakazono 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: 9463164
    Abstract: The present invention provides a tablet having improved dissolution property, which comprises (+)-3-{1-[3-(trifluoromethoxy)benzyl]piperidin-4-yl}-4-phenyl-3,4-dihydro-2(1H)-quinazolinone or a pharmaceutically acceptable salt thereof as an active component, and a production method thereof. A film-coated tablet obtained by mixing granulated particles obtained by granulating a mixture containing (a) the aforementioned active component, (b) one or more kinds of fillers selected from lactose, D-mannitol, erythritol and crystalline cellulose, (c) a cellulose-based disintegrant and (d) a water-soluble binder with a later powder containing (e) one or more kinds of fillers selected from lactose, D-mannitol and crystalline cellulose and/or (f) a cellulose-based disintegrant, forming the mixture, and applying film coating.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: October 11, 2016
    Assignee: SUMITOMO DAINIPPON PHARMA CO., LTD.
    Inventors: Makiko Yanagida, Hiroyuki Nishii, Masayuki Nakazono
  • Publication number: 20140135352
    Abstract: The present invention provides a tablet having improved dissolution property, which comprises (+)-3-{1-[3-(trifluoromethoxy)benzyl]piperidin-4-yl}-4-phenyl-3,4-dihydro-2(1H)-quinazolinone or a pharmaceutically acceptable salt thereof as an active component, and a production method thereof. A film-coated tablet obtained by mixing granulated particles obtained by granulating a mixture containing (a) the aforementioned active component, (b) one or more kinds of fillers selected from lactose, D-mannitol, erythritol and crystalline cellulose, (c) a cellulose-based disintegrant and (d) a water-soluble binder with a later powder containing (e) one or more kinds of fillers selected from lactose, D-mannitol and crystalline cellulose and/or (f) a cellulose-based disintegrant, forming the mixture, and applying film coating.
    Type: Application
    Filed: January 22, 2014
    Publication date: May 15, 2014
    Applicant: DAINIPPON SUMITOMO PHARMA CO., LTD.
    Inventors: Makiko YANAGIDA, Hiroyuki NISHII, Masayuki NAKAZONO
  • Patent number: 8673353
    Abstract: The present invention provides a tablet having improved dissolution property, which comprises (+)-3-{1-[3-(trifluoromethoxy)benzyl]piperidin-4-yl}-4-phenyl-3,4-dihydro-2(1H)-quinazolinone or a pharmaceutically acceptable salt thereof as an active component, and a production method thereof. A film-coated tablet obtained by mixing granulated particles obtained by granulating a mixture containing (a) the aforementioned active component, (b) one or more kinds of fillers selected from lactose, D-mannitol, erythritol and crystalline cellulose, (c) a cellulose-based disintegrant and (d) a water-soluble binder with a later powder containing (e) one or more kinds of fillers selected from lactose, D-mannitol and crystalline cellulose and/or (f) a cellulose-based disintegrant, forming the mixture, and applying film coating.
    Type: Grant
    Filed: February 10, 2009
    Date of Patent: March 18, 2014
    Assignee: Dainippon Sumitomo Pharma Co., Ltd
    Inventors: Makiko Yanagida, Hiroyuki Nishii, Masayuki Nakazono
  • Publication number: 20110027362
    Abstract: The present invention provides a tablet having improved dissolution property, which comprises (+)-3-{1-[3-(trifluoromethoxy)benzyl]piperidin-4-yl}-4-phenyl-3,4-dihydro-2(1H)-quinazolinone or a pharmaceutically acceptable salt thereof as an active component, and a production method thereof. A film-coated tablet obtained by mixing granulated particles obtained by granulating a mixture containing (a) the aforementioned active component, (b) one or more kinds of fillers selected from lactose, D-mannitol, erythritol and crystalline cellulose, (c) a cellulose-based disintegrant and (d) a water-soluble binder with a later powder containing (e) one or more kinds of fillers selected from lactose, D-mannitol and crystalline cellulose and/or (f) a cellulose-based disintegrant, forming the mixture, and applying film coating.
    Type: Application
    Filed: February 10, 2009
    Publication date: February 3, 2011
    Inventors: Makiko Yanagida, Hiroyuki Nishii, Masayuki Nakazono