Patents by Inventor Keiko Kawabata

Keiko Kawabata 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: 9598434
    Abstract: Provided is a compound which is useful as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like. The present inventors have investigated compounds having a 5-HT2C receptor agonist activity and have found that the benzazepine compounds of the present invention have an excellent 5-HT2C receptor agonist activity, thereby completing the present invention. That is, the benzazepine compounds of the present invention have a 5-HT2C receptor agonist activity and can be used as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like.
    Type: Grant
    Filed: July 13, 2015
    Date of Patent: March 21, 2017
    Assignee: ASTELLAS PHARMA INC.
    Inventors: Hiroyuki Koshio, Norio Asai, Taisuke Takahashi, Takafumi Shimizu, Yasuhito Nagai, Keiko Kawabata, Karl Bruce Thor
  • Publication number: 20150368220
    Abstract: [Problem ] To provide a pharmaceutical composition for treating or preventing urinary incontinence on the basis of a novel mechanism of action, and a method for screening a compound to be comprised in the pharmaceutical composition as an active ingredient. [Means for Solution] The present invention relates to a pharmaceutical composition for treating or preventing stress urinary incontinence or mixed urinary incontinence, comprising a compound having a melatonin receptor activation action as an active ingredient. Examples of the active ingredient include melatonin, ramelteon, agomelatine, tasimelteon, TIK-301, and the like.
    Type: Application
    Filed: July 9, 2013
    Publication date: December 24, 2015
    Applicant: Astellas Pharma Inc.
    Inventors: Toru Watanabe, Keiko Kawabata, Yuka Watanabe, Hironori Yuyama, Noriyuki Masuda, Edward C. Burgard, Karl Bruce Thor
  • Publication number: 20150315208
    Abstract: Provided is a compound which is useful as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like. The present inventors have investigated compounds having a 5-HT2C receptor agonist activity and have found that the benzazepine compounds of the present invention have an excellent 5-HT2C receptor agonist activity, thereby completing the present invention. That is, the benzazepine compounds of the present invention have a 5-HT2C receptor agonist activity and can be used as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like.
    Type: Application
    Filed: July 13, 2015
    Publication date: November 5, 2015
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Hiroyuki KOSHIO, Norio ASAI, Taisuke TAKAHASHI, Takafumi SHIMIZU, Yasuhito NAGAI, Keiko KAWABATA, Karl Bruce THOR
  • Patent number: 9108977
    Abstract: Provided is a compound which is useful as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like. The present inventors have investigated compounds having a 5-HT2C receptor agonist activity and have found that the benzazepine compounds of the present invention have an excellent 5-HT2C receptor agonist activity, thereby completing the present invention. That is, the benzazepine compounds of the present invention have a 5-HT2C receptor agonist activity and can be used as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: August 18, 2015
    Assignee: ASTELLAS PHARMA INC.
    Inventors: Hiroyuki Koshio, Norio Asai, Taisuke Takahashi, Takafumi Shimizu, Yasuhito Nagai, Keiko Kawabata, Karl Bruce Thor
  • Publication number: 20130059837
    Abstract: Provided is a compound which is useful as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like. The present inventors have investigated compounds having a 5-HT2C receptor agonist activity and have found that the benzazepine compounds of the present invention have an excellent 5-HT2C receptor agonist activity, thereby completing the present invention. That is, the benzazepine compounds of the present invention have a 5-HT2C receptor agonist activity and can be used as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like.
    Type: Application
    Filed: September 13, 2012
    Publication date: March 7, 2013
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Hiroyuki KOSHIO, Norio ASAI, Taisuke TAKAHASHI, Takafumi SHIMIZU, Yasuhito NAGAI, Keiko KAWABATA, Karl Bruce THOR
  • Publication number: 20130012496
    Abstract: Provided is a compound which is useful as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like. The present inventors have investigated compounds having a 5-HT2C receptor agonist activity and have found that the benzazepine compounds of the present invention have an excellent 5-HT2C receptor agonist activity, thereby completing the present invention. That is, the benzazepine compounds of the present invention have a 5-HT2C receptor agonist activity and can be used as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like.
    Type: Application
    Filed: March 11, 2011
    Publication date: January 10, 2013
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Hiroyuki Koshio, Norio Asai, Taisuke Takahashi, Takafumi Shimizu, Yasuhito Nagai, Keiko Kawabata, Karl Bruce Thor
  • Publication number: 20110269744
    Abstract: [Problem] Provided is a compound which is useful as an agent for treating or preventing 5-HT2C receptor-related diseases, particularly incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like. [Means for Solution] The present inventors have investigated compounds having a 5-HT2C receptor agonist activity, which is promising as an active ingredient of a pharmaceutical composition for treating or preventing incontinence such as stress urinary incontinence, urge urinary incontinence, mixed urinary incontinence, and the like, sexual dysfunction such as erectile dysfunction syndrome and the like, obesity, and the like, and have found that the benzazepine compounds of the present invention have an excellent 5-HT2C receptor agonist activity, thereby completing the present invention.
    Type: Application
    Filed: March 9, 2011
    Publication date: November 3, 2011
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Hiroyuki KOSHIO, Norio ASAI, Taisuke TAKAHASHI, Takafumi SHIMIZU, Yasuhito NAGAI, Keiko KAWABATA, Karl Bruce THOR
  • Patent number: 5587353
    Abstract: Kits comprising an agricultural chemical composition which can be safely applied to crops without causing any chemical damage; comprising a mixture, which exerts excellent potentiating effects on various agricultural chemicals, of compounds represented by the following general formula (I) and having (n1+n2+n3) and (n4+n5+n6) each being a number of 0 to 100 on the average, and an agricultural chemical, wherein the weight ratio of the mixture to the agricultural chemical ranges from 0.1 to 50: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 each represent a straight-chain or branched alkyl, alkenyl or hydroxyalkyl group having from 1 to 30 carbon atoms.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: December 24, 1996
    Assignee: KAO Corporation
    Inventors: Yuichi Hioki, Kazuhiko Kurita, Keiko Kawabata, Toshikazu Azuma
  • Patent number: 5462912
    Abstract: An agricultural chemical composition which can be safely applied to crops without causing any chemical damage; comprising a mixture, which exerts excellent potentiating effects on various agricultural chemicals, of compounds represented by the following general formula (I) and having (n1+n2+n3) and (n4+n5+n6) each being a number of 0 to 100 on the average, and an agricultural chemical, wherein the weight ratio of the mixture to the agricultural chemical ranges from 0.1 to 50: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 each represent a straight-chain or branched alkyl, alkenyl or hydroxyalkyl group having from 1 to 30 carbon atoms.
    Type: Grant
    Filed: September 14, 1994
    Date of Patent: October 31, 1995
    Assignee: Kao Corporation
    Inventors: Yuichi Hioki, Kazuhiko Kurita, Keiko Kawabata, Toshikazu Azuma