Patents by Inventor Tsuyoshi Yamagata

Tsuyoshi Yamagata 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: 20100267796
    Abstract: The present invention provides a therapeutic agent for irritable bowel syndrome which comprises, as an active ingredient, a compound having an adenosine uptake inhibitory activity, a therapeutic agent for irritable bowel syndrome which comprises, as an active ingredient, a tricyclic compound represented by formula (I) [wherein L represents —NHC(?O)— or the like, R1 represents a hydrogen atom, halogen, or the like, X1—X2—X3 represents S—CR7?CR8 (wherein R7 and R8 may be the same or different and each represents a hydrogen atom, halogen, substituted or unsubstituted lower alkyl, or the like), or the like, Y represents —CH2SO2—, —SO2CH2— or the like, R2 represents substituted or unsubstituted lower alkyl, substituted or unsubstituted lower alkoxy, substituted or unsubstituted aryl, or the like] or a pharmaceutically acceptable salt thereof, and the like.
    Type: Application
    Filed: October 26, 2007
    Publication date: October 21, 2010
    Applicant: KYOWA HAKKO KOGYO CO., LTD.
    Inventors: Tsuyoshi Yamagata, Kenji Shibata, Yoichi Nishiya, Takashi Seishi, Takashi Sakuma
  • Patent number: 7354949
    Abstract: The present invention provides a therapeutic agent for bladder irritative symptoms associated with benign prostatic hyperplasia comprising, as an active ingredient, a tricyclic compound represented by formula (I): [wherein R1 represents a hydrogen atom, substituted or unsubstituted lower alkyl, substituted or unsubstituted lower alkoxy or halogen; X1-X2-X3 represents CR5?CR6—CR7?CR8, N(O)m?CR6—CR7?CR8, CR5?CR6—N(O)m?CR8, CR5?CR6—CR7?N(O)m, CR5?CR6—O, CR5?CR6—S, O—CR7?CR8, S—CR7?CR8 or O—CR7?N; Y represents 13 CH2S—, —CH2SO—, —CH2SO2—, —CH2O—, —CH?CH—, —(CH2)p—, —SCH2—, —SOCH2—, —SO2CH2— or —OCH2—; and R2 represents a hydrogen atom, substituted or unsubstituted lower alkyl, substituted or unsubstituted lower alkenyl, substituted or unsubstituted lower alkoxy, amino, mono(substituted or unsubstituted lower alkyl)-substituted amino, di(substituted or unsubstituted lower alkyl)-substituted amino, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted aralky
    Type: Grant
    Filed: March 29, 2002
    Date of Patent: April 8, 2008
    Assignee: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Tsuyoshi Yamagata, Kaoru Atsuki, Tetsuji Ohno, Shiro Shirakura, Akira Karasawa
  • Patent number: 7276532
    Abstract: The present invention provides a therapeutic agent for overactive bladder comprising, as an active ingredient, a tricyclic compound represented by formula (I): [wherein R1 represents a hydrogen atom, substituted or unsubstituted lower alkyl, and the like; X1—X2—X3 represents CR5?CR6—CR7?CR8, CR5?CR6—S, and the like; Y represents —CH2S—, —SOCH2—, and the like; and R2 represents a hydrogen atom, and the like] or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: March 29, 2002
    Date of Patent: October 2, 2007
    Assignee: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Tsuyoshi Yamagata, Kaoru Atsuki, Tetsuji Ohno, Shiro Shirakura, Akira Karasawa
  • Publication number: 20070104852
    Abstract: An object of the present invention is to provide: casing-packed cooked rice which has an excellent eating feel and an excellent flavor; and a production process which can mass-produce this casing-packed cooked rice. As a means of achieving this object, the casing-packed cooked rice according to the present invention is casing-packed cooked rice comprising an edible casing and a steam-cooked raw material for the cooked rice which material is packed in the edible casing, with the casing-packed cooked rice being characterized in that the raw material for the cooked rice contains a gelled material solidifiable when cold.
    Type: Application
    Filed: July 7, 2004
    Publication date: May 10, 2007
    Inventors: Youishi Terao, Tsuyoshi Yamagata
  • Publication number: 20060276531
    Abstract: The present invention provides an agent for the treatment of bladder irritative symptoms accompanied by benign prostatic hyperplasia, comprising, as an active ingredient, a compound having a slowly-inactivating A-type K+ channel opening activity or a pharmaceutically acceptable salt thereof, and a method for screening agents for the treatment of bladder irritative symptoms accompanied by benign prostatic hyperplasia, comprising measuring a slowly-inactivating A-type K+ channel opening activity as an index.
    Type: Application
    Filed: August 14, 2006
    Publication date: December 7, 2006
    Applicants: KYOWA HAKKO KOGYO CO., LTD., UNIVERSITY OF PITTSBURGH
    Inventors: Tsuyoshi Yamagata, Kaoru Atsuki, Tetsuji Ohno, Shiro Shirakura, Akira Karasawa, William de Groat, Naoki Yoshimura, Adrian Sculptoreanu
  • Patent number: 7122173
    Abstract: The present invention provides an agent for the treatment of bladder irritative symptoms accompanied by benign prostatic hyperplasia, comprising, as an active ingredient, a compound having a slowly-inactivating A-type K+ channel opening activity or a pharmaceutically acceptable salt thereof, and a method for screening agents for the treatment of bladder irritative symptoms accompanied by benign prostatic hyperplasia, comprising measuring a slowly-inactivating A-type K+ channel opening activity as an index.
    Type: Grant
    Filed: March 29, 2002
    Date of Patent: October 17, 2006
    Assignees: Kyowa Hakko Kogyo Co., Ltd., University of Pittsburgh
    Inventors: Tsuyoshi Yamagata, Kaoru Atsuki, Tetsuji Ohno, Shiro Shirakura, Akira Karasawa, William C. de Groat, Naoki Yoshimura, Adrian Sculptoreanu
  • Publication number: 20060160887
    Abstract: The present invention provides a pharmaceutical composition which is useful in the treatment for overactive bladder and the like, and comprises 3,3,3-trifluoro-2-hydroxy-2-methyl-N-(5,5,10-trioxo-4,10-d ihydrothieno[3,2-c][1]benzothiepin-9-yl)propanamide or a pharmaceutically acceptable salt thereof, and an anticholinergic agent.
    Type: Application
    Filed: July 16, 2004
    Publication date: July 20, 2006
    Applicant: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Tsuyoshi Yamagata, Shiro Shirakura
  • Publication number: 20060148885
    Abstract: The present invention provides a pharmaceutical composition which is useful in the treatment for bladder irritative symptoms accompanied by benign prostatic hyperplasia and the like, and comprises 3,3,3-trifluoro-2-hydroxy-2-methyl-N-(5,5,10-trioxo-4,10-dihydrothieno[3,2-c][1]benzothiepin-9-yl)propanamide or a pharmaceutically acceptable salt thereof, and an ?1-adrenoceptor antagonist.
    Type: Application
    Filed: July 16, 2004
    Publication date: July 6, 2006
    Applicant: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Tsuyoshi Yamagata, Shiro Shirakura
  • Publication number: 20040132803
    Abstract: The present invention provides an agent for the treatment of overactive bladder, comprising, as an active ingredient, a compound having a slowly-inactivating A-type K+ channel opening activity or a pharmaceutically acceptable salt thereof, and a method for screening agents for the treatment of overactive bladder, comprising measuring a slowly-inactivating A-type K+ channel opening activity as an index.
    Type: Application
    Filed: September 30, 2003
    Publication date: July 8, 2004
    Inventors: Tsuyoshi Yamagata, Kaoru Atsuki, Tetsuji Ohno, Shiro Shirakura, Akira Karasawa, William C de Groat, Naoki Yoshimura, Adrian Sculptoreanu
  • Publication number: 20040122078
    Abstract: The present invention provides an agent for the treatment of bladder irritative symptoms accompanied by benign prostatic hyperplasia, comprising, as an active ingredient, a compound having a slowly-inactivating A-type K+ channel opening activity or a pharmaceutically acceptable salt thereof, and a method for screening agents for the treatment of bladder irritative symptoms accompanied by benign prostatic hyperplasia, comprising measuring a slowly-inactivating A-type K+ channel opening activity as an index.
    Type: Application
    Filed: September 30, 2003
    Publication date: June 24, 2004
    Inventors: Tsuyoshi Yamagata, Kaoru Atsuki, Tetsuji Ohno, Shiro Shirakura, Akira Karasawa, William C de Groat, Naoki Yoshimura, Adrian Sculptoreanu
  • Publication number: 20040116459
    Abstract: The present invention provides a therapeutic agent for overactive bladder comprising, as an active ingredient, a tricyclic compound represented by formula (I): 1
    Type: Application
    Filed: September 22, 2003
    Publication date: June 17, 2004
    Inventors: Tsuyoshi Yamagata, Kaoru Atsuki, Tetsuji Ohno, Shiro Shirakura, Akira Karasawa
  • Publication number: 20040110784
    Abstract: The present invention provides a therapeutic agent for bladder irritative symptoms associated with benign prostatic hyperplasia comprising, as an active ingredient, a tricyclic compound represented by formula (I): 1
    Type: Application
    Filed: September 22, 2003
    Publication date: June 10, 2004
    Inventors: Tsuyoshi Yamagata, Kaoru Atsuki, Tetsuji Ohno, Shiro Sirakura, Akira Karasawa
  • Publication number: 20040106671
    Abstract: The present invention provides a therapeutic agent for bladder hypersensitivity comprising, as an active ingredient, a tricyclic compound represented by formula (I): 1
    Type: Application
    Filed: September 22, 2003
    Publication date: June 3, 2004
    Inventors: Tsuyoshi Yamagata, Kaoru Atsuki, Tetsuji Ohno, Shiro Shirakura, Akira Karazawa
  • Patent number: 6211227
    Abstract: The present invention provides tricyclic compounds which are useful for the treatment of pollakiuria and urinary incontinence and which are represented by general formula (I): (wherein R1 represents hydrogen, substituted or unsubstituted lower alkyl, etc.; X1—X2—X3 represents CR5═CR6—CR7═CR8 (wherein R5, R6, R7 and R8, which may be the same or different, each represents hydrogen, substituted or unsubstituted lower alkyl, hydroxy, substituted or unsubstituted lower alkoxy, etc.), N(O)m═CR5—CR6═CR7 (wherein R5, R6 and R7 have the same significances as defined above, and m represents 0 or 1), S—CR7═CR8 (wherein R7 and R8 have the same significances as defined above), etc.
    Type: Grant
    Filed: October 14, 1999
    Date of Patent: April 3, 2001
    Assignee: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Makoto Yoshida, Takashi Seishi, Shigeru Aono, Tsuyoshi Yamagata, Kaoru Atsuki, Toshiaki Kumazawa, Haruki Takai, Koji Suzuki, Akira Karasawa
  • Patent number: 5726325
    Abstract: The present invention relates to tricyclic compounds represented by general formula (I) which are useful as therapeutic agents for urinary incontinence: ##STR1## wherein R.sup.1 represents hydrogen and the like; --X.sup.1 --X.sup.2 --X.sup.3 -- represents --CR.sup.2 .dbd.CR.sup.3 --CR.sup.4 .dbd.CR.sup.5 -- (wherein R.sup.2, R.sup.3, R.sup.4, and R.sup.5 represent hydrogen and the like) and the like; and Y represents --CH.sub.2 O-- and the like.
    Type: Grant
    Filed: June 6, 1997
    Date of Patent: March 10, 1998
    Assignee: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Makoto Yoshida, Shin-ichi Sasaki, Shigeru Aono, Shigeki Fujiwara, Haruki Takai, Tsuyoshi Yamagata, Ken Nagashima, Akira Karasawa