Patents by Inventor Nobuyuki Kurahashi

Nobuyuki Kurahashi 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).

  • Publication number: 20180055840
    Abstract: Provided are an oral formulation capable of improving easy administrability and showing good preservation stability, and a substrate for oral formulation. An oral formulation containing a medicament; sugar alcohol; one or more kinds of hydrophilic polysaccharides selected from the group consisting of acacia, pullulan and maltodextrin; a gelling agent; and water, and a substrate for oral formulation, which contains sugar alcohol; the above-mentioned hydrophilic polysaccharides; a gelling agent; and water.
    Type: Application
    Filed: October 27, 2017
    Publication date: March 1, 2018
    Applicant: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Taro IWAMOTO, Nobuyuki KURAHASHI, Yoshikazu OKA, Chikako TAKEDA
  • Publication number: 20170202833
    Abstract: Provided are an oral formulation capable of improving easy administrability and showing good preservation stability, and a substrate for oral formulation. An oral formulation containing a medicament; sugar alcohol; one or more kinds of hydrophilic polysaccharides selected from the group consisting of acacia, pullulan and maltodextrin; a gelling agent; and water, and a substrate for oral formulation, which contains sugar alcohol; the above-mentioned hydrophilic polysaccharides; a gelling agent; and water.
    Type: Application
    Filed: April 5, 2017
    Publication date: July 20, 2017
    Applicant: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Taro IWAMOTO, Nobuyuki KURAHASHI, Yoshikazu OKA, Chikako TAKEDA
  • Publication number: 20150126521
    Abstract: Provided are an oral formulation capable of improving easy administrability and showing good preservation stability, and a substrate for oral formulation. An oral formulation containing a medicament; sugar alcohol; one or more kinds of hydrophilic polysaccharides selected from the group consisting of acacia, pullulan and maltodextrin; a gelling agent; and water, and a substrate for oral formulation, which contains sugar alcohol; the above-mentioned hydrophilic polysaccharides; a gelling agent; and water.
    Type: Application
    Filed: April 30, 2013
    Publication date: May 7, 2015
    Inventors: Taro Iwamoto, Nobuyuki Kurahashi, Yoshikazu Oka, Chikako Takeda
  • Patent number: 5550292
    Abstract: A benzylamine derivative or salt thereof having antidepressant and antianxiety activities having the general formula: ##STR1## wherein R.sup.1 is a lower alkyl group;R.sup.2 is a cycloalkyl group; andR.sup.3 is a halogen atom;or salt thereof.
    Type: Grant
    Filed: April 29, 1995
    Date of Patent: August 27, 1996
    Assignee: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Yohji Sakurai, Nobuyuki Kurahashi, Tsuyoshi Hirose, Takashi Miwa, Atsushi Mori, Takao Nishi
  • Patent number: 5006528
    Abstract: A novel carbostyril derivative and salt thereof represented by the formula (1) ##STR1## (wherein R is a group of the formula ##STR2## ((wherein R.sup.1 is a C.sub.1- C.sub.3 alkoxy group)), a group of the formula ##STR3## ((wherein R.sup.2 and R .sup.3 are each, at the same time, a chlorine atom, a bromine atom; and R.sup.4 is a hydrogen atom or a chlorine atom)), 2-methyl-3-nitrophenyl group, 3,5-dichlorophenyl group, or a group of the formula ##STR4## ((wherein R.sup.5 is a chlorine atom or a bromine atom; and R.sup.6 is a methyl group)); the carbon-carbon bond between 3- and 4-position in the carbostyril skeleton is a single or double bond).
    Type: Grant
    Filed: October 20, 1989
    Date of Patent: April 9, 1991
    Assignee: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Yasuo Oshiro, Seiji Sato, Nobuyuki Kurahashi