Patents by Inventor Satoru Kuroda

Satoru Kuroda 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: 8211919
    Abstract: This invention relates to novel amide derivatives and salts thereof. More particularly, it relates to novel amide derivatives and salts thereof which act as a ROCK inhibitor, to a pharmaceutical composition comprising the same and to a method of using the same therapeutically in the treatment and/or prevention of ROCK-related disease.
    Type: Grant
    Filed: August 29, 2006
    Date of Patent: July 3, 2012
    Assignee: Astellas Pharma Inc.
    Inventors: Kouzo Sawada, Tatsuya Zenkoh, Takeshi Terasawa, Yoshimasa Imamura, Hiroki Fukudome, Satoru Kuroda, Jun Maeda, Junko Watanabe, Hiroshi Inami, Nobuaki Takeshita
  • Publication number: 20090105231
    Abstract: This invention relates to novel amide derivatives and salts thereof. More particularly, it relates to novel amide derivatives and salts thereof which act as a ROCK inhibitor, to a pharmaceutical composition comprising the same and to a method of using the same therapeutically in the treatment and/or prevention of ROCK-related disease.
    Type: Application
    Filed: August 29, 2006
    Publication date: April 23, 2009
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Kouzo Sawada, Tatsuya Zenkoh, Takeshi Terasawa, Yoshimasa Imamura, Hiroki Fukudome, Satoru Kuroda, Jun Maeda, Junko Watanabe, Hiroshi Inami, Nobuaki Takeshita
  • Patent number: 6826033
    Abstract: The present invention relates to a compound formula (I) wherein X1 is bond or —O—CH2—, (II) or (III) R1 is hydrogen or an amino protective group, a is phenyl, indolyl or carbazolyl, each of which may be substituted with one or two substituent(s), and B is hydrogen; halogen; lower alkyl; lower alkoxycarbonyl; cyclo(lower)alkyl; or a heterocyclic group, naphthyl, 1,2,3,4-tetrahydronaphthyl, benzyl or phenyl, each of which may be substituted with one or two substituent(s), or a salt thereof. The compound (I) of the present invention and pharmaceutically acceptable salts thereof are useful for the prophylactic and/or the therapeutic treatment of pollakiures or urinary incontinence.
    Type: Grant
    Filed: March 21, 2003
    Date of Patent: November 30, 2004
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Minoru Sakurai, Kenichi Washizuka, Hitoshi Hamashima, Yasuyo Tomishima, Masashi Imanishi, Yutaka Nakajima, Hiroaki Ohtake, Satoru Kuroda, Masayoshi Murata, Hiroshi Kayakiri, Naoaki Fujii, Kiyoshi Taniguchi
  • Patent number: 6812235
    Abstract: A beta-alanine derivative of the formula (I) wherein R1 is hydrogen atom or an amino protective group; A is a lower alkylene group or a lower alkenylene group; R2 is hydrogen atom or an amino group which may be substituted with an acyl group; R3 is hydrogen atom or an aryl or aralkyl group which may be substituted with one or more of hydroxy and/or lower alkoxy, a moiety represented by the formula (II), which is a bivalent N-containing 6- to 8-membered heterocyclic group, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: August 2, 2002
    Date of Patent: November 2, 2004
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Mitsuru Ohkubo, Satoru Kuroda, Hideko Nakamura, Masatoshi Minagawa, Toshiaki Aoki, Kayoko Harada, Jiro Seki
  • Publication number: 20040037022
    Abstract: The present invention relates to a compound formula (I) wherein X1 is bond or —O—CH2—, (II) or (III) R1 is hydrogen or an amino protective group, a is phenyl, indolyl or carbazolyl, each of which may be substituted with one or two substituent(s), and B is hydrogen; halogen; lower alkyl; lower alkoxycarbonyl; cyclo(lower)alkyl; or a heterocyclic group, naphthyl, 1,2,3,4-tetrahydronaphthyl, benzyl or phenyl, each of which may be substituted with one or two substituent(s), or a salt thereof. The compound (I) of the present invention and pharmaceutically acceptable salts thereof are useful for the prophylactic and/or the therapeutic treatment of pollakiures or urinary incontinence.
    Type: Application
    Filed: March 21, 2003
    Publication date: February 26, 2004
    Inventors: Minoru Sakurai, Kenichi Washizuka, Hitoshi Hamashima, Yasuyo Tomishima, Masashi Imanishi, Yutaka Nakajima, Hiroaki Ohtake, Satoru Kuroda, Masayoshi Murata, Hiroshi Kayakiri, Naoaki Fujii, Kiyoshi Taniguchi
  • Publication number: 20030114488
    Abstract: The present invention relates to processes for the preparation of &bgr;-alanine derivative shown by following formula (I): 1
    Type: Application
    Filed: December 13, 2002
    Publication date: June 19, 2003
    Applicant: Fujisawa Pharmaceutical Co. Ltd.
    Inventors: Mitsuru Ohkubo, Satoru Kuroda, Hideko Nakamura, Hisashi Takasugi, Yosuke Fujii, Keiichi Koga, Eiki Oikawa, Ryoki Orii, Shunsuke Goto
  • Patent number: 6538007
    Abstract: The trihydrates of &bgr;-alanine of the formula Are disclosed. Also method of antogonizing glycoprotein IIb/IIIa activity using these compounds is also disclosed.
    Type: Grant
    Filed: April 12, 2001
    Date of Patent: March 25, 2003
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Mitsuru Ohkubo, Satoru Kuroda, Hideko Nakamura, Hisashi Takasugi, Yosuke Fujii, Keiichi Koga, Eiki Oikawa, Ryoki Orii, Shunsuke Goto
  • Publication number: 20030018193
    Abstract: A beta-alanine derivative of the formula (I) wherein R1 is hydrogen atom or an amino protective group; A is a lower alkylene group or a lower alkenylene group; R2 is hydrogen atom or an amino group which may be substituted with an acyl group; R3 is hydrogen atom or an aryl or aralkyl group which may be substituted with one or more of hydroxy and/or lower alkoxy, a moiety represented by the formula (II), which is a bivalent N-containing 6- to 8-membered heterocyclic group, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: August 2, 2002
    Publication date: January 23, 2003
    Inventors: Mitsuru Ohkubo, Satoru Kuroda, Hideko Nakamura, Masatoshi Minagawa, Toshiaki Aoki, Kayoko Harada, Jiro Seki
  • Patent number: 6124456
    Abstract: A pyrazolopyridine compound of formula (I) wherein R.sup.1 is aryl, and R.sup.2 is lower alkyl substituted with unsaturated 3 to 8-membered heteromonocyclic group containing 1 or 2 sulfur atom(s) and 1 to 3 nitrogen atom(s) which may have one or more substituent(s); a group of formula (1) wherein R.sup.3 is hydrogen, lower alkyl, ar(lower)alkyl or acyl, R.sup.4 is hydrogen or hydroxy, A is lower alkylene, m is an integer of 0 or 1, and n is an integer of 1 or 2; a group of formula (2) wherein R.sup.5 and R.sup.6 are each lower alkyl; or quinuclidinyl, or a salt the The pyrazolopyridine compound (I) and a salt thereof of the present invention are adenosine antagonists and are useful for the prevention and/or treatment of depression, dementia (e.g. Alzheimer's disease, cerebrovascular dementia, Parkinson's disease, etc.), anxiety, pain, cerebrovascular disease (e.g. stroke, etc.), heart failure, and the like.
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: September 26, 2000
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Atsushi Akahane, Satoru Kuroda, Hiromichi Itani, Yasuyo Shimizu
  • Patent number: 5286721
    Abstract: 1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid compounds of the formula: ##STR1## in which R.sup.1 is carboxy, COO.sup.-- or protected carboxy,R.sup.2 is hydroxy(lower)alkyl or protected hydroxy(lower)alkyl,R.sup.8 is hydrogen or lower alkyl,Z is a group of the formula: ##STR2## wherein R.sup.3 is hydrogen; lower alkyl or lower alkenyl, each of which is optionally substituted by the group consisting of lower alkoxy, carbamoyl, hydroxy, halogen, mono(or di)(lower)alkylcarbamoyl, mono(or di)(lower)alkenylcarbamoyl, mono(or bis)[hydroxy(lower)alkyl]carbamoyl, optionally substituted cyclic-aminocarbonyl, acylamino, ureido, optionally substituted heterocyclic-carbonylamino, carbamoyloxy, mono(or di)(lower)alkylcarbamoyloxy, lower alkylthio, halo(lower)alkylthio, optionally substituted heterocyclicthio, optionally substituted heterocyclic group, optionally substituted aryl, and acyl;R.sup.9 is hydrogen or lower alkyl, andR.sup.
    Type: Grant
    Filed: June 12, 1992
    Date of Patent: February 15, 1994
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Masayoshi Murata, Toshiyuki Chiba, Hideo Tsutsumi, Kohji Hattori, Satoru Kuroda, Hiroaki Ohtake, Fumiyuki Shirai
  • Patent number: 5102877
    Abstract: 1-Azabicyclo[3.2.0]hept-2-ene-2-carboxyic acids having antimicrobial activity have been prepared.
    Type: Grant
    Filed: April 12, 1990
    Date of Patent: April 7, 1992
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Masayoshi Murata, Toshiyuki Chiba, Hideo Tsutsumi, Kohji Hattori, Satoru Kuroda, Hiroaki Ohtake, Fumiyuki Shirai