Patents by Inventor Hiroo Koyama

Hiroo Koyama 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: 10954216
    Abstract: The present invention relates to novel and excellent small-molecule-compounds that specifically antagonize BMP signal pathways, and these compounds can be used to modulate cell growth, differentiation, proliferation, and apoptosis, and thus can be used to treat diseases or pathological symptoms related to BMP signal pathway including inflammation, cardiovascular diseases, hematopoietic diseases, cancer, osteodystrophia, or the like, particularly, fibrodysplasia ossificans progressiva, and the present invention relates to provision of a pharmaceutical and pharmacological agent used for specifically antagonizing the BMP signal pathways and acting on the BMP signal pathways in the prevention and treatment or experimental application since the compounds can be beneficial for regulating cell differentiation and/or cell proliferation.
    Type: Grant
    Filed: December 26, 2017
    Date of Patent: March 23, 2021
    Assignees: RIKEN, THE UNIVERSITY OF TOKYO
    Inventors: Yoshinobu Hashizume, Katsuhiko Sekimata, Hirokazu Kubota, Hirofumi Yamamoto, Yasuko Koda, Hiroo Koyama, Tomonori Taguri, Tomohiro Sato, Akiko Tanaka, Kohei Miyazono
  • Publication number: 20190337926
    Abstract: The present invention relates to novel and excellent small-molecule-corn pounds that specifically antagonize BMP signal pathways, and these compounds can be used to modulate cell growth, differentiation, proliferation, and apoptosis, and thus can be used to treat diseases or pathological symptoms related to BMP signal pathway including inflammation, cardiovascular diseases, hematopoietic diseases, cancer, osteodystrophia, or the like, particularly, fibrodysplasia ossificans progressiva, and the present invention relates to provision of a pharmaceutical and pharmacological agent used for specifically antagonizing the BMP signal pathways and acting on the BMP signal pathways in the prevention and treatment or experimental application since the compounds can be beneficial for regulating cell differentiation and/or cell proliferation.
    Type: Application
    Filed: December 26, 2017
    Publication date: November 7, 2019
    Applicants: RIKEN, THE UNIVERSITY OF TOKYO
    Inventors: Yoshinobu HASHIZUME, Katsuhiko SEKIMATA, Hirokazu KUBOTA, Hirofumi YAMAMOTO, Yasuko KODA, Hiroo KOYAMA, Tomonori TAGURI, Tomohiro SATO, Akiko TANAKA, Kohei MIYAZONO
  • Patent number: 9975878
    Abstract: Amine substituted triazine compounds and forms thereof that inhibit the function and reduce the level of B-cell specific Moloney murine leukemia virus integration site 1 (Bmi-1) protein and methods for their use to inhibit Bmi-1 function and reduce the level of Bmi-1 to treat a cancer mediated by Bmi-1 are described herein.
    Type: Grant
    Filed: November 21, 2013
    Date of Patent: May 22, 2018
    Assignee: PTC THERAPEUTICS, INC.
    Inventors: Hiroo Koyama, Ramil Baiazitov, Wu Du, Chang-sun Lee, Young-Choon Moon, Steven D. Paget, Hongyu Ren, Nadiya Sydorenko
  • Publication number: 20160297798
    Abstract: Amine substituted triazine compounds and forms thereof that inhibit the function and reduce the level of B-cell specific Moloney murine leukemia virus integration site 1 (Bmi-1) protein and methods for their use to inhibit Bmi-1 function and reduce the level of Bmi-1 to treat a cancer mediated by Bmi-1 are described herein.
    Type: Application
    Filed: November 21, 2013
    Publication date: October 13, 2016
    Inventors: Hiroo Koyama, Ramil Baiazitov, Wu Du, Chang-sun Lee, Young-Choon Moon, Steven D. Paget, Hongyu Ren, Nadiya Sydorenko
  • Patent number: 9371336
    Abstract: Provided herein are compounds, compositions thereof and uses therewith for treating spinal muscular atrophy.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: June 21, 2016
    Assignees: PTC Therapeutics, Inc., F. Hoffmann-La Roche AG
    Inventors: Chang-Sun Lee, Soongyu Choi, Gary Mitchell Karp, Hiroo Koyama, Hasane Ratni
  • Publication number: 20150166575
    Abstract: Provided herein are compounds, compositions thereof and uses therewith for treating spinal muscular atrophy.
    Type: Application
    Filed: February 28, 2013
    Publication date: June 18, 2015
    Applicant: PTC Therapeutics Inc.
    Inventors: Chang-Sun Lee, Soongyu Choi, Gary Mitchell Karp, Hiroo Koyama, Hasane Ratni
  • Patent number: 8513289
    Abstract: Compounds described by the chemical formula (I) or pharmaceutically acceptable salts thereof: Formula (I); are inhibitors of p38 and are useful in the treatment of inflammation such as in the treatment of asthma, COPD, ARDS, rheumatoid arthritis, rheumatoid spondylitis, osteoarthritis, gouty arthritis and other arthritic conditions; inflamed joints, eczema, psoriasis or other inflammatory skin conditions such as sunburn; inflammatory eye conditions including conjunctivitis; pyresis, pain and other conditions associated with inflammation.
    Type: Grant
    Filed: April 26, 2010
    Date of Patent: August 20, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Hiroo Koyama, Soumya P. Sahoo, Ginger Xu-Qiang Yang, Daniel J. Miller
  • Publication number: 20120040999
    Abstract: Compounds described by the chemical formula (I) or pharmaceutically acceptable salts thereof: Formula (I); are inhibitors of p38 and are useful in the treatment of inflammation such as in the treatment of asthma, COPD, ARDS, rheumatoid arthritis, rheumatoid spondylitis, osteoarthritis, gouty arthritis and other arthritic conditions; inflamed joints, eczema, psoriasis or other inflammatory skin conditions such as sunburn; inflammatory eye conditions including conjunctivitis; pyresis, pain and other conditions associated with inflammation.
    Type: Application
    Filed: April 26, 2010
    Publication date: February 16, 2012
    Inventors: Hiroo Koyama, Soumya P. Sahoo, Ginger Xu-Qiang Yang, Daniel J. Miller
  • Patent number: 8017605
    Abstract: Compounds described by the chemical formula (I) or pharmaceutically acceptable salts thereof: are inhibitors of p38 and are useful in the treatment of inflammation such as in the treatment of asthma, COPD, ARDS, rheumatoid arthritis, rheumatoid spondylitis, osteoarthritis, gouty arthritis and other arthritic conditions; inflamed joints, eczema, psoriasis or other inflammatory skin conditions such as sunburn; inflammatory eye conditions including conjunctivitis; pyresis, pain and other conditions associated with inflammation.
    Type: Grant
    Filed: June 10, 2009
    Date of Patent: September 13, 2011
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Soumya P. Sahoo, Meng-Hsin Chen, Kevin D. Dykstra, Hiroo Koyama, Peter T. Meinke, Stephen J. O'Keefe, Ginger Xu-qiang Yang
  • Publication number: 20110105430
    Abstract: Compounds described by the chemical formula (I) or pharmaceutically acceptable salts thereof: (A) are inhibitors N of p38 and are useful in the treatment of inflammation such as in the treatment of asthma, rheumatoid arthritis, rheumatoid spondylitis, osteoarthritis, gouty arthritis and other arthritic conditions; inflamed joints, eczema, psoriasis or other inflammatory skin conditions such as sunburn; inflammatory eye conditions including conjunctivitis; pyresis, pain and other conditions associated with inflammation.
    Type: Application
    Filed: June 8, 2009
    Publication date: May 5, 2011
    Inventors: Soumya P. Sahoo, Meng-Hsin Chen, Kevin D. Dykstra, Hiroo Koyama, Peter T. Meinke, Stephen J. O'keefe, Ginger Xu-Qiang Yang
  • Publication number: 20090325953
    Abstract: Compounds described by the chemical formula (I) or pharmaceutically acceptable salts thereof: are inhibitors of p38 and are useful in the treatment of inflammation such as in the treatment of asthma, COPD, ARDS, rheumatoid arthritis, rheumatoid spondylitis, osteoarthritis, gouty arthritis and other arthritic conditions; inflamed joints, eczema, psoriasis or other inflammatory skin conditions such as sunburn; inflammatory eye conditions including conjunctivitis; pyresis, pain and other conditions associated with inflammation.
    Type: Application
    Filed: June 10, 2009
    Publication date: December 31, 2009
    Inventors: Soumya P. Sahoo, Meng-Hsin Chen, Kevin D. Dykstra, Hiroo Koyama, Peter T. Meinke, Stephen J. O'Keefe, Ginger Xu-qiang Yang
  • Patent number: 7319170
    Abstract: A class of N-cyclohexylaminocarbonyl benzenesulfonamide derivatives are agonists or partial agonists or antagonists of PPAR gamma and are useful in the treatment and control of hyperglycemia that is symptomatic of type II diabetes, as well as dyslipidemia, hyperlipidemia, hypercholesterolemia, hypertriglyceridemia, and obesity that are often associated with type 2 diabetes.
    Type: Grant
    Filed: January 13, 2004
    Date of Patent: January 15, 2008
    Assignee: Merck & Co., Inc.
    Inventors: Soumya P. Sahoo, Hiroo Koyama, Daniel J. Miller
  • Publication number: 20060111585
    Abstract: A class of N-cyclohexylaminocarbonyl benzenesulfonamide derivatives are agonists or partial agonists or antagonists of PPAR gamma and are useful in the treatment and control of hyperglycemia that is symptomatic of type II diabetes, as well as dyslipidemia, hyperlipidemia, hypercholesterolemia, hypertriglyceridemia, and obesity that are often associated with type 2 diabetes.
    Type: Application
    Filed: January 13, 2004
    Publication date: May 25, 2006
    Inventors: Soumya Sahoo, Hiroo Koyama, Daniel Miller
  • Patent number: 6713508
    Abstract: A class of benzopyrancarboxylic acid derivatives comprises compounds that are potent agonists of PPAR alpha and/or gamma, and are therefore useful in the treatment, control or prevention of non-insulin dependent diabetes mellitus (NIDDM), hyperglycemia, dyslipidemia, hyperlipidemia, hypercholesterolemia, hypertriglyceridemia, atherosclerosis, obesity, vascular restenosis, inflammation, and other PPAR alpha and/or gamma mediated diseases, disorders and conditions.
    Type: Grant
    Filed: October 29, 2001
    Date of Patent: March 30, 2004
    Assignee: Merck & Co., Inc.
    Inventors: Soumya P. Sahoo, Hiroo Koyama, Daniel J. Miller, Julia K. Boueres, Ranjit C. Desai
  • Patent number: 6645997
    Abstract: A class of benzopyrancarboxylic acid derivatives comprises compounds that are potent agonists of PPAR alpha and/or gamma, and are therefore useful in the treatment, control or prevention of non-insulin dependent diabetes mellitus (NIDDM), hyperglycemia, dyslipidemia, hyperlipidemia, hypercholesterolemia, hypertriglyceridemia, atherosclerosis, obesity, vascular restenosis, inflammation, and other PPAR alpha and/or gamma mediated diseases, disorders and conditions.
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: November 11, 2003
    Assignee: Merck & Co., Inc.
    Inventors: Soumya P. Sahoo, Hiroo Koyama, Daniel J. Miller, Julia K. Boueres, Ranjit C. Desai
  • Patent number: 6515015
    Abstract: The instant invention is concerned with aryl and heteroaryl acetic acid and oxyacetic acid compounds, which are useful as antidiabetic compounds. Compositions and methods for their use in the treatment of diabetes and related diseases and for lowering triglyceride levels are disclosed.
    Type: Grant
    Filed: October 24, 2000
    Date of Patent: February 4, 2003
    Assignee: Merck & Co. Inc.
    Inventors: Alan Adams, Derek Von Langen, Hiroo Koyama, Richard Tolman
  • Patent number: 6465497
    Abstract: Substituted 5-aryl-2,4-thiazolidinediones and oxazolidinediones are potent agonists of PPAR, and are therefore useful in the treatment, control or prevention of diabetes, hyperglycemia, hyperlipidemia (including hypercholesterolemia and hypertriglyceridemia), atherosclerosis, obesity, vascular restenosis, and other PPAR &agr; and/or &ggr; mediated diseases, disorders and conditions.
    Type: Grant
    Filed: November 21, 2001
    Date of Patent: October 15, 2002
    Assignee: Merck & Co., Inc.
    Inventors: Ranjit C. Desai, Soumya P. Sahoo, Jeffrey P. Bergman, Victoria K. Lombardo, Edward J. Metzger, Hiroo Koyama
  • Publication number: 20020103242
    Abstract: A class of benzopyrancarboxylic acid derivatives comprises compounds that are potent agonists of PPAR alpha and/or gamma, and are therefore useful in the treatment, control or prevention of non-insulin dependent diabetes mellitus (NIDDM), hyperglycemia, dyslipidemia, hyperlipidemia, hypercholesterolemia, hypertriglyceridemia, atherosclerosis, obesity, vascular restenosis, inflammation, and other PPAR alpha and/or gamma mediated diseases, disorders and conditions.
    Type: Application
    Filed: October 29, 2001
    Publication date: August 1, 2002
    Inventors: Soumya P. Sahoo, Hiroo Koyama, Daniel J. Miller, Julia K. Boueres, Ranjit C. Desai
  • Publication number: 20020082292
    Abstract: A class of benzopyrancarboxylic acid derivatives comprises compounds that are potent agonists of PPAR alpha and/or gamma, and are therefore useful in the treatment, control or prevention of non-insulin dependent diabetes mellitus (NIDDM), hyperglycemia, dyslipidemia, hyperlipidemia, hypercholesterolemia, hypertriglyceridemia, atherosclerosis, obesity, vascular restenosis, inflammation, and other PPAR alpha and/or gamma mediated diseases, disorders and conditions.
    Type: Application
    Filed: September 24, 2001
    Publication date: June 27, 2002
    Inventors: Soumya P. Sahoo, Hiroo Koyama, Daniel J. Miller, Julia K. Boueres, Ranjit C. Desai
  • Patent number: 6380191
    Abstract: Substituted 5-aryl-2,4-thiazolidinediones and oxazolidinediones are potent agonists of PPAR, and are therefore useful in the treatment, control or prevention of diabetes, hyperglycemia, hyperlipidemia (including hypercholesterolemia and hypertriglyceridemia), atherosclerosis, obesity, vascular restenosis, and other PPAR &agr; and/or &ggr; mediated diseases, disorders and conditions.
    Type: Grant
    Filed: June 16, 2000
    Date of Patent: April 30, 2002
    Assignee: Merck & Co. Inc.
    Inventors: Ranjit C. Desai, Soumya P. Sahoo, Jeffrey P. Bergman, Victoria K. Lombardo, Edward J. Metzger, Hiroo Koyama