Patents by Inventor Yusuke Asoh

Yusuke Asoh 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: 9133140
    Abstract: Provided is a therapeutic agent for hyperparathyroidism, renal osteodystrophy, hypercalcemia and the like, which has a CaSR activating (agonist) action. A compound represented by the following general formula (1): [wherein, Ar which is a partial structure in the general formula (1) represents a phenyl group or a naphthyl group; R1a and R1b are the same or different from each other, and represent a hydrogen atom, a halogeno group, or the like; R2a and R2b are the same or different from each other, and represent a hydrogen atom, a halogeno group, or the like; A represents a single bond, an oxygen atom, or the like; B represents a single bond, a C1-C4 alkanediyl group, or the like; Z represents a carboxyl group or a tetrazolyl group; and m represents an integer of 1 to 3] or a pharmacologically acceptable salt thereof.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: September 15, 2015
    Assignee: Daiichi Sankyo Company, Limited
    Inventors: Shinji Marumoto, Toyoki Nishimata, Masayuki Ebisawa, Yusuke Asoh, Yasuo Fukushima, Mikio Kato
  • Patent number: 8754118
    Abstract: [Object] A prophylactic or therapeutic agent for a cardiovascular disease is provided. [Means for Resolution] An atropisomer of a compound represented by the following general formula (I): (wherein R1 is a C1-C3 alkyl group or a hydroxy-C1-C3 alkyl group; and R2 is a hydrogen atom or a C1-C3 alkoxy group).
    Type: Grant
    Filed: July 30, 2013
    Date of Patent: June 17, 2014
    Assignee: Daiichi Sankyo Company, Limited
    Inventors: Kazumasa Aoki, Hiroyuki Tsuruoka, Noriyuki Hayashi, Juri Yoshida, Yusuke Asoh
  • Patent number: 8642640
    Abstract: The present invention comprises a compound for the prevention and/or treatment of cardiovascular diseases, nephropathy, fibrosis, primary aldosteronism or edema. The compound is of the following general formula (I): wherein R1 represents a C1-C3 alkyl group; R2 represents a hydroxy-C1-C4 alkyl group and the like; R3 represents a halogeno group, a halogeno-C1-C3 alkyl group and the like; R4 represents a hydrogen atom, a halogeno group and the like, —R5 represents a sulfamoyl group or a C1-C3 alkylsulfonyl group; R6 represents a hydrogen atom, a halogeno group and the like] or an N-oxide, atropisomer of the foregoing, or pharmaceutically acceptable salt of the foregoing.
    Type: Grant
    Filed: October 7, 2009
    Date of Patent: February 4, 2014
    Assignees: Exelixis, Inc., Daiichi Sankyo Company, Limited
    Inventors: John Nuss, Matthew Williams, Raju Mohan, Richard Martin, Tie-Lin Wang, Hiroyuki Tsuruoka, Kazumasa Aoki, Masatoshi Honzumi, Yusuke Asoh, Keiji Saito, Tsuyoshi Homma
  • Publication number: 20140024696
    Abstract: [Object] A prophylactic or therapeutic agent for a cardiovascular disease is provided. [Means for Resolution] An atropisomer of a compound represented by the following general formula (I): (wherein R1 is a C1-C3 alkyl group or a hydroxy-C1-C3 alkyl group; and R2 is a hydrogen atom or a C1-C3 alkoxy group).
    Type: Application
    Filed: July 30, 2013
    Publication date: January 23, 2014
    Applicant: DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Kazumasa Aoki, Hiroyuki Tsuruoka, Noriyuki Hayashi, Juri Yoshida, Yusuke Asoh
  • Patent number: 8524918
    Abstract: [Object] A prophylactic or therapeutic agent for a cardiovascular disease is provided. [Means for Resolution] An atropisomer of a compound represented by the following general formula (I): (wherein R1 is a C1-C3 alkyl group or a hydroxy-C1-C3 alkyl group; and R2 is a hydrogen atom or a C1-C3 alkoxy group).
    Type: Grant
    Filed: October 8, 2009
    Date of Patent: September 3, 2013
    Assignee: Daiichi Sankyo Company, Limited
    Inventors: Kazumasa Aoki, Hiroyuki Tsuruoka, Noriyuki Hayashi, Juri Yoshida, Yusuke Asoh
  • Publication number: 20120295943
    Abstract: Provided is a therapeutic agent for hyperparathyroidism, renal osteodystrophy, hypercalcemia and the like, which has a CaSR activating (agonist) action. A compound represented by the following general formula (1): [wherein, Ar which is a partial structure in the general formula (1) represents a phenyl group or a naphthyl group; R1a and R1b are the same or different from each other, and represent a hydrogen atom, a halogeno group, or the like; R2a and R2b are the same or different from each other, and represent a hydrogen atom, a halogeno group, or the like; A represents a single bond, an oxygen atom, or the like; B represents a single bond, a C1-C4 alkanediyl group, or the like; Z represents a carboxyl group or a tetrazolyl group; and m represents an integer of 1 to 3] or a pharmacologically acceptable salt thereof.
    Type: Application
    Filed: August 20, 2009
    Publication date: November 22, 2012
    Inventors: Shinji Marumoto, Toyoki Nishimata, Masayuki Ebisawa, Yusuke Asoh, Yasuo Fukushima, Mikio Kato
  • Publication number: 20120122941
    Abstract: Provided is a therapeutic agent for hyperparathyroidism, renal osteodystrophy, hypercalcemia and the like, which has a CaSR activating (agonist) action. A compound represented by the following general formula (1): [wherein, Ar which is a partial structure in the general formula (1) represents a phenyl group or a naphthyl group; R1a and R1b are the same or different from each other, and represent a hydrogen atom, a halogeno group, or the like; R2a and R2b are the same or different from each other, and represent a hydrogen atom, a halogeno group, or the like; A represents a single bond, an oxygen atom, or the like; B represents a single bond, a C1-C4 alkanediyl group, or the like; Z represents a carboxyl group or a tetrazolyl group; and m represents an integer of 1 to 3] or a pharmacologically acceptable salt thereof.
    Type: Application
    Filed: August 20, 2009
    Publication date: May 17, 2012
    Inventors: Shinji Marumoto, Toyoki Nishimata, Masayuki Ebisawa, Yusuke Asoh, Yasuo Fukushima, Mikio Kato
  • Publication number: 20110263544
    Abstract: The present invention comprises a compound for the prevention and/or treatment of cardiovascular diseases, nephropathy, fibrosis, primary aldosteronism or edema. The compound is of the following general formula (I): wherein R1 represents a C1-C3 alkyl group; R2 represents a hydroxy-C1-C4 alkyl group and the like; R3 represents a halogeno group, a halogeno-C1-C3 alkyl group and the like; R4 represents a hydrogen atom, a halogeno group and the like, —R5 represents a sulfamoyl group or a C1-C3 alkylsulfonyl group; R6 represents a hydrogen atom, a halogeno group and the like] or an N-oxide, atropisomer of the foregoing, or pharmaceutically acceptable salt of the foregoing.
    Type: Application
    Filed: October 7, 2009
    Publication date: October 27, 2011
    Applicants: DAIICHI SANKYO COMPANY, LIMITED, EXELIXIS, INC.
    Inventors: John Nuss, Matthew Williams, Raju Mohan, Richard Martin, Tie-Lin Wang, Hiroyuki Tsuruoka, Kazumasa Aoki, Masatoshi Honzumi, Yusuke Asoh, Keiji Saito, Tsuyoshi Homma
  • Publication number: 20100093826
    Abstract: [Object] A prophylactic or therapeutic agent for a cardiovascular disease is provided. [Means for Resolution] An atropisomer of a compound represented by the following general formula (I): (wherein R1 is a C1-C3 alkyl group or a hydroxy-C1-C3 alkyl group; and R2 is a hydrogen atom or a C1-C3 alkoxy group).
    Type: Application
    Filed: October 8, 2009
    Publication date: April 15, 2010
    Applicant: DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Kazumasa Aoki, Hiroyuki Tsuruoka, Noriyuki Hayashi, Juri Yoshida, Yusuke Asoh