Patents by Inventor Kazuhiko Ohne

Kazuhiko Ohne 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: 9447090
    Abstract: An excellent drug for treating or preventing cardiovascular diseases, based on cGMP production enhancing action due to soluble guanylate cyclase activating action, is provided. It was found that imidazopyridine compounds having a carbamoyl group at the 3-position and a substituent bonded at the 8-position via an oxygen atom in an imidazo[1,2-a]pyridine skeleton exhibits a cGMP production enhancing action by a potent soluble guanylate cyclase activating action, and is useful as a drug for treating or preventing various soluble guanylate cyclase-related cardiovascular diseases, thereby completing the present invention.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: September 20, 2016
    Assignee: Astellas Pharma Inc.
    Inventors: Yuji Koga, Kyoichi Maeno, Ippei Sato, Yoshimasa Imamura, Takeshi Hanazawa, Maiko Iida, Kazuhiko Ohne, Kenichiro Imamura, Tsubasa Watanabe, Eisuke Nozawa, Hiroshi Shibata
  • Patent number: 9278968
    Abstract: [Problem] A pharmaceutical composition for treating or preventing various cardiovascular diseases, which have sGC activities based on improvement of cGMP signals, is provided. [Means for Solution] It was found that imidazo[1,2-a]pyridine compounds having a carbamoyl group at the 3-position and a particular cyclic group at the 8-position via a methyleneoxy group, or a salt thereof have sGC activation, and are useful as active ingredients of pharmaceutical compositions for treating or preventing various sGC-related cardiovascular diseases, in particular, peripheral arterial diseases, intermittent claudication, critical limb ischemia, hypertension, and pulmonary hypertension, thereby completing the present invention.
    Type: Grant
    Filed: November 28, 2013
    Date of Patent: March 8, 2016
    Assignee: Astellas Pharma Inc.
    Inventors: Toshio Kurosaki, Tsubasa Watanabe, Kazuhiko Ohne, Hiroki Ishioka, Eisuke Nozawa, Takeshi Hanazawa, Shunichiro Hachiya, Hiroshi Shibata, Yuji Koga, Ryo Mizoguchi
  • Patent number: 9199927
    Abstract: [Problem] Provided is a compound which is useful as an agent for preventing and/or treating renal diseases. [Means for Solution] The present inventors have conducted extensive studies on compounds having a trypsin inhibitory action, and as a result, they have found that a guanidinobenzoic acid compound has a trypsin inhibitory action, thereby completing the present invention. The guanidinobenzoic acid compound of the present invention can be used as an agent for preventing and/or treating renal disease as an agent which will substitute low-protein diet therapy, and an agent for preventing and/or treating trypsin-related diseases, for example, pancreatitis, gastroesophageal reflux disease, hepatic encephalopathy, influenza, and the like.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: December 1, 2015
    Assignee: Astellas Pharma Inc.
    Inventors: Jiro Fujiyasu, Kazuhiko Ohne, Susumu Yamaki, Tomoyoshi Imaizumi, Takeshi Hondo, Keisuke Matsuura, Tomohki Satou, Satoshi Sasamura
  • Publication number: 20150232464
    Abstract: [Problem] A pharmaceutical composition for treating or preventing various cardiovascular diseases, which have sGC activities based on improvement of cGMP signals, is provided. [Means for Solution] It was found that imidazo[1,2-a]pyridine compounds having a carbamoyl group at the 3-position and a particular cyclic group at the 8-position via a methyleneoxy group, or a salt thereof have sGC activation, and are useful as active ingredients of pharmaceutical compositions for treating or preventing various sGC-related cardiovascular diseases, in particular, peripheral arterial diseases, intermittent claudication, critical limb ischemia, hypertension, and pulmonary hypertension, thereby completing the present invention.
    Type: Application
    Filed: November 28, 2013
    Publication date: August 20, 2015
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Toshio Kurosaki, Tsubasa Watanabe, Kazuhiko Ohne, Hiroki Ishioka, Eisuke Nozawa, Takeshi Hanazawa, Shunichiro Hachiya, Hiroshi Shibata, Yuji Koga, Ryo Mizoguchi
  • Publication number: 20140378459
    Abstract: [Problem] Provided is a compound which is useful as an agent for preventing and/or treating renal diseases. [Means for Solution] The present inventors have conducted extensive studies on compounds having a trypsin inhibitory action, and as a result, they have found that a guanidinobenzoic acid compound has a trypsin inhibitory action, thereby completing the present invention. The guanidinobenzoic acid compound of the present invention can be used as an agent for preventing and/or treating renal disease as an agent which will substitute low-protein diet therapy, and an agent for preventing and/or treating trypsin-related diseases, for example, pancreatitis, gastroesophageal reflux disease, hepatic encephalopathy, influenza, and the like.
    Type: Application
    Filed: September 14, 2012
    Publication date: December 25, 2014
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Jiro Fujiyasu, Kazuhiko Ohne, Susumu Yamaki, Tomoyoshi Imaizumi, Takeshi Hondo, Keisuke Matsuura, Tomohki Satou, Satoshi Sasamura
  • Publication number: 20140088080
    Abstract: [Problem] An excellent drug for treating or preventing cardiovascular diseases, based on cGMP production enhancing action due to soluble guanylate cyclase activating action, is provided. [Means for Solution] It was found that imidazopyridine compounds having a carbamoyl group at the 3-position and a substituent bonded at the 8-position via an oxygen atom in an imidazo[1,2-a]pyridine skeleton exhibits a cGMP production enhancing action by a potent soluble guanylate cyclase activating action, and is useful as a drug for treating or preventing various soluble guanylate cyclase-related cardiovascular diseases, thereby completing the present invention.
    Type: Application
    Filed: November 26, 2013
    Publication date: March 27, 2014
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Yuji KOGA, Kyoichi MAENO, Ippei SATO, Yoshimasa IMAMURA, Takeshi HANAZAWA, Maiko IIDA, Kazuhiko OHNE, Kenichiro IMAMURA, Tsubasa WATANABE, Eisuke NOZAWA, Hiroshi SHIBATA
  • Patent number: 7459451
    Abstract: The invention relates to compound of the formula (I) or its salt, in which R1, R2, R3 and R4 are as defined in the description, their use of as medicament, the process for their preparation and use for the treatment of PDE-IV or TNF-? mediated diseases.
    Type: Grant
    Filed: July 1, 2005
    Date of Patent: December 2, 2008
    Assignee: Astellas Pharma Inc.
    Inventors: Yoshito Abe, Kazuhiko Ohne, Kentaro Sato, Makoto Inoue, Mitsuaki Okumura
  • Patent number: 7317009
    Abstract: The invention relates to compound of the formula (I) or its salt, in which R1, R2, R3 and R4 are as defined in the description, their use of as medicament, the process for their preparation and use for the treatment of PDE-IV or TNF-? mediated diseases
    Type: Grant
    Filed: August 8, 2006
    Date of Patent: January 8, 2008
    Assignee: Astellas Pharma Inc.
    Inventors: Yoshito Abe, Makoto Inoue, Tsuyoshi Mizutani, Kozo Sawada, Kazuhiko Ohne, Mitsuaki Okumura, Yuki Sawada, Kenichiro Imamura
  • Patent number: 7153854
    Abstract: The invention relates to compound of the formula (I) or its salt, in which R1, R2, R3 and R4 are as defined in the description, their use of as medicament, the process for their preparation and use for the treatment of PDE-IV or TNF-? mediated diseases
    Type: Grant
    Filed: December 30, 2003
    Date of Patent: December 26, 2006
    Assignee: Astellas Pharma Inc.
    Inventors: Yoshito Abe, Makoto Inoue, Tsuyoshi Mizutani, Kozo Sawada, Kazuhiko Ohne, Mitsuaki Okumura, Yuki Sawada, Kenichiro Imamura
  • Publication number: 20060270678
    Abstract: The invention relates to compound of the formula (I) or its salt, in which R1, R2, R3 and R4 are as defined in the description, their use of as medicament, the process for their preparation and use for the treatment of PDE-IV or TNF-? mediated diseases.
    Type: Application
    Filed: August 8, 2006
    Publication date: November 30, 2006
    Applicant: Astellas Pharma Inc.
    Inventors: Yoshito Abe, Makoto Inoue, Tsuyoshi Mizutani, Kozo Sawada, Kazuhiko Ohne, Mitsuaki Okumura, Yuki Sawada, Kenichiro Imamura
  • Publication number: 20060004003
    Abstract: The invention relates to compound of the formula (I) or its salt, in which R1, R2, R3 and R4 are as defined in the description, their use of as medicament, the process for their preparation and use for the treatment of PDE-IV or TNF-? mediated diseases.
    Type: Application
    Filed: July 1, 2005
    Publication date: January 5, 2006
    Applicant: Astellas Pharma Inc.
    Inventors: Yoshito Abe, Kazuhiko Ohne, Kentaro Sato, Makoto Inoue, Mitsuaki Okumura
  • Patent number: 6967197
    Abstract: A compound of formula (I) in which R1 is halo, lower alkoxy, optionally substituted aryl, optionally substituted aryloxy, optionally substituted heterecyclic group or optionally substituted lower alkynyl, R2 is amidated carboxy, R3 is hydrogen or acyl, Ar is aryl or heterocyclic group, X is thia, sulfinyl or sulfonyl, Y and Z are each lower alkylene, m and n are each an integer of 0 to 2, and a salt thereof, useful as inhibitors of matrix metalloproteinases (MMP) or the production of tumor necrosis factor ? (TNF ?)
    Type: Grant
    Filed: February 20, 2001
    Date of Patent: November 22, 2005
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Masahiro Neya, Hitoshi Yamazaki, Kazuhiko Ohne, Yuki Sawada, Tsuyoshi Mizutani, Yoshimasa Imamura, Noriko Mukai
  • Publication number: 20050075342
    Abstract: The invention relates to compound of the formula (I) or its salt, in which R1, R2, R3 and R4 are as defined in the description, their use of as medicament, the process for their preparation and use for the treatment of PDE-IV or TNF-? mediated diseases.
    Type: Application
    Filed: December 30, 2003
    Publication date: April 7, 2005
    Applicant: FUJISAWA PHARMACEUTICAL CO., LTD.
    Inventors: Yoshito Abe, Makoto Inoue, Tsuyoshi Mizutani, Kozo Sawada, Kazuhiko Ohne, Mitsuaki Okumura, Yuki Sawada, Kenichiro Imamura
  • Publication number: 20040266826
    Abstract: A compound of the formula: in which R1 is optionally substituted phenyl, optionally substituted naphthyl, optionally substituted bicyclic heterocyclic group, optionally substituted lower alkenyl or optionally substituted lower alkynyl, and R2 is carboxy or protected carboxy, or a salt thereof, useful for treating and/or preventing MMP- or TNF-&agr; mediated diseases.
    Type: Application
    Filed: February 27, 2004
    Publication date: December 30, 2004
    Inventors: Masahiro Neya, Akihiko Sawada, Kazuhiko Ohne, Yoshito Abe, Tsuyoshi Mizutani, Naoki Ishibashi, Makoto Inoue
  • Patent number: 6825200
    Abstract: The present invention a compound represented by the formula (I): where the structural variables R1-R6 are defined herein.
    Type: Grant
    Filed: May 6, 2002
    Date of Patent: November 30, 2004
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Ichiro Shima, Takehiko Ohkawa, Kazuhiko Ohne, Kentaro Sato, Naoki Ishibashi, Kenichiro Imamura
  • Publication number: 20030134849
    Abstract: A compound of formula (I) in which R1 is halo, lower alkoxy, optionally substituted aryl, optionally substituted aryloxy, optionally substituted heterecyclic group or optionally substituted lower alkynyl, R2 is amidated carboxy, R3 is hydrogen or acyl, Ar is aryl or heterocyclic group, X is thia, sulfinyl or sulfonyl, Y and Z are each lower alkylene, m and n are each an integer of 0 to 2, and a salt thereof, useful as inhibitors of matrix metalloproteinases (MMP) or the production of tumor necrosis factor &agr; (TNF &agr;).
    Type: Application
    Filed: August 19, 2002
    Publication date: July 17, 2003
    Inventors: Masahiro Neya, Hitoshi Yamazaki, Kazuhiko Ohne, Yuki Sawada, Tsuyoshi Mizutani, Yoshimasa Imamura, Noriko Mukai
  • Publication number: 20020132809
    Abstract: 1
    Type: Application
    Filed: February 25, 2002
    Publication date: September 19, 2002
    Applicant: Fujisawa Pharmaceutical Co. Ltd.
    Inventors: Teruo Oku, Ichiro Shima, Takehiko Ohkawa, Kazuhiko Ohne, Tatsuya Zenko, Kousei Yoshihara, Hiroyuki Setoi
  • Patent number: 6291464
    Abstract: This invention relates to new aminopiperazine derivatives having the potentiation of the cholinergic activity, etc., and represented by general formula [I]. wherein R1 is lower alkyl, etc., R2 is aryl, etc., A is or —SO2—, Q is —N═CH—, etc., X is lower alkylene, etc., and R3 and R4 are taken together to form lower alkylene, etc., and pharmaceutically acceptable salts thereof, to processes for preparation thereof and a pharmaceutical composition comprising the same.
    Type: Grant
    Filed: August 17, 1999
    Date of Patent: September 18, 2001
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Ichiro Shima, Kazuhiko Ohne
  • Patent number: 6069156
    Abstract: Compounds of the formula (I): ##STR1## and their pharmaceutically acceptable compositions are useful in inhibiting the activity of cyclic guanosine 3',5'-monophosphate phosphodiesterase.
    Type: Grant
    Filed: December 10, 1997
    Date of Patent: May 30, 2000
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Teruo Oku, Kozo Sawada, Akio Kuroda, Kazuhiko Ohne, Atsushi Nomoto, Naomi Hosogai, Yoshimitsu Nakajima, Akira Nagashima, Keizo Sogabe, Kouichi Tamura, Masakazu Kobayashi