Patents by Inventor Hidenori Mikamiyama

Hidenori Mikamiyama 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: 20200339565
    Abstract: The present invention provides a compound having antiviral effects, particularly having growth inhibitory activity on influenza viruses, a preferred example of the compound being a substituted 3-hydroxy-4-pyridone derivative prodrug having cap-dependent endonuclease inhibitory activity.
    Type: Application
    Filed: November 15, 2019
    Publication date: October 29, 2020
    Applicant: Shionogi & Co., Ltd.
    Inventors: Chika TAKAHASHI, Hidenori MIKAMIYAMA, Toshiyuki AKIYAMA, Kenji TOMITA, Yoshiyuki TAODA, Makoto KAWAI, Kosuke ANAN, Masayoshi MIYAGAWA, Naoyuki SUZUKI
  • Publication number: 20190248785
    Abstract: The present invention provides a compound having antiviral effects, particularly having growth inhibitory activity on influenza viruses, a preferred example of the compound being a substituted 3-hydroxy-4-pyridone derivative prodrug having cap-dependent endonuclease inhibitory activity.
    Type: Application
    Filed: November 19, 2018
    Publication date: August 15, 2019
    Applicant: Shionogi & Co., Ltd.
    Inventors: Chika TAKAHASHI, Hidenori MIKAMIYAMA, Toshiyuki AKIYAMA, Kenji TOMITA, Yoshiyuki TAODA, Makoto KAWAI, Kosuke ANAN, Masayoshi MIYAGAWA, Naoyuki SUZUKI
  • Patent number: 10202379
    Abstract: The present invention provides a compound having antiviral effects, particularly having growth inhibitory activity on influenza viruses, a preferred example of the compound being a substituted 3-hydroxy-4-pyridone derivative prodrug having cap-dependent endonuclease inhibitory activity.
    Type: Grant
    Filed: August 14, 2017
    Date of Patent: February 12, 2019
    Assignee: SHIONOGI & CO., LTD.
    Inventors: Chika Takahashi, Hidenori Mikamiyama, Toshiyuki Akiyama, Kenji Tomita, Yoshiyuki Taoda, Makoto Kawai, Kosuke Anan, Masayoshi Miyagawa
  • Publication number: 20170349587
    Abstract: The present invention provides a compound having antiviral effects, particularly having growth inhibitory activity on influenza viruses, a preferred example of the compound being a substituted 3-hydroxy-4-pyridone derivative prodrug having cap-dependent endonuclease inhibitory activity.
    Type: Application
    Filed: August 14, 2017
    Publication date: December 7, 2017
    Applicant: Shionogi & Co., Ltd.
    Inventors: Chika Takahashi, Hidenori Mikamiyama, Toshiyuki Akiyama, Kenji Tomita, Yoshiyuki Taoda, Makoto Kawai, Kosuke Anan, Masayoshi Miyagawa
  • Patent number: 9815835
    Abstract: This invention provides compounds having antiviral activities especially inhibiting activity for influenza virus, more preferably provides substituted 3-hydroxy-4-pyridone derivatives having cap-dependent endonuclease inhibitory activity.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: November 14, 2017
    Assignee: SHIONOGI & CO., LTD.
    Inventors: Toshiyuki Akiyama, Kenji Takaya, Makoto Kawai, Yoshiyuki Taoda, Minako Mikamiyama, Kenji Morimoto, Kenji Tomita, Hidenori Mikamiyama, Naoyuki Suzuki
  • Publication number: 20170253607
    Abstract: The present invention provides useful compounds for HIV protease inhibitor.
    Type: Application
    Filed: September 10, 2015
    Publication date: September 7, 2017
    Applicant: Shionogi & Co., Ltd.
    Inventors: Takashi KAWASUJI, Hidenori MIKAMIYAMA, Naoyuki SUZUKI, Koji MASUDA, Hideki SUGIMOTO, Azusa OKANO, Miho YOSHIDA, Shuichi SUGIYAMA, Kentarou ASAHI, Iori KOZONO, Keisuke MIYAZAKI, Hiroki OZASA, Masayoshi MIYAGAWA
  • Publication number: 20160368921
    Abstract: This invention provides compounds having antiviral activities especially inhibiting activity for influenza virus, more preferably provides substituted 3-hydroxy-4-pyridone derivatives having cap-dependent endonuclease inhibitory activity.
    Type: Application
    Filed: August 31, 2016
    Publication date: December 22, 2016
    Inventors: Toshiyuki AKIYAMA, Kenji Takaya, Makoto Kawai, Yoshiyuki Taoda, Minako Mikamiyama, Kenji Morimoto, Kenji Tomita, Hidenori Mikamiyama, Naoyuki Suzuki
  • Patent number: 9469638
    Abstract: This invention provides compounds having antiviral activities especially inhibiting activity for influenza virus, more preferably provides substituted 3-hydroxy-4-pyridone derivatives having cap-dependent endonuclease inhibitory activity.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: October 18, 2016
    Assignee: SHIONOGI & CO., LTD.
    Inventors: Toshiyuki Akiyama, Kenji Takaya, Makoto Kawai, Yoshiyuki Taoda, Minako Mikamiyama, Kenji Morimoto, Kenji Tomita, Hidenori Mikamiyama, Naoyuki Suzuki
  • Patent number: 8987441
    Abstract: The present invention provides a compound having antiviral effects, particularly having growth inhibitory activity on influenza viruses, a preferred example of the compound being a substituted 3-hydroxy-4-pyridone derivative prodrug having cap-dependent endonuclease inhibitory activity.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: March 24, 2015
    Assignee: Shionogi & Co., Ltd.
    Inventors: Chika Takahashi, Hidenori Mikamiyama, Toshiyuki Akiyama, Kenji Tomita, Yoshiyuki Taoda, Makoto Kawai, Kosuke Anan, Masayoshi Miyagawa, Naoyuki Suzuki
  • Publication number: 20150065485
    Abstract: This invention provides compounds having antiviral activities especially inhibiting activity for influenza virus, more preferably provides substituted 3-hydroxy-4-pyridone derivatives having cap-dependent endonuclease inhibitory activity.
    Type: Application
    Filed: November 7, 2014
    Publication date: March 5, 2015
    Inventors: Toshiyuki Akiyama, Kenji Takaya, Makoto Kawai, Yoshiyuki Taoda, Minako Mikamiyama, Kenji Morimoto, Chika Kageyama, Kenji Tomita, Hidenori Mikamiyama, Naoyuki Suzuki
  • Patent number: 8937181
    Abstract: The invention relates to azetidinyl, pyrrolidinyl, piperidinyl, and hexahydroazepinyl compounds of Formula (I): and pharmaceutically acceptable salts, prodrugs, or solvates thereof, wherein R1-R3, Z, p and q are defined as set forth in the specification. The invention is also directed to the use compounds of Formula (I) to treat, prevent or ameliorate a disorder responsive to the blockade of calcium channels, and particularly N-type calcium channels. Compounds of the present invention are especially useful for treating pain.
    Type: Grant
    Filed: April 13, 2007
    Date of Patent: January 20, 2015
    Assignee: Purdue Pharma L.P.
    Inventors: Akira Matsumura, Hidenori Mikamiyama, Bin Shao, Naoki Tsuno, Jiangchao Yao
  • Patent number: 8927710
    Abstract: This invention provides compounds having antiviral activities especially inhibiting activity for influenza virus, more preferably provides substituted 3-hydroxy-4-pyridone derivatives having cap-dependent endonuclease inhibitory activity.
    Type: Grant
    Filed: June 14, 2010
    Date of Patent: January 6, 2015
    Assignee: Shionogi & Co., Ltd.
    Inventors: Toshiyuki Akiyama, Kenji Takaya, Makoto Kawai, Yoshiyuki Taoda, Minako Mikamiyama, Kenji Morimoto, Chika Kageyama, Kenji Tomita, Hidenori Mikamiyama, Naoyuki Suzuki
  • Patent number: 8895551
    Abstract: The invention relates to acrylamide compounds of Formula I mentioned below. The invention is also directed to the use compounds of Formula I to treat or prevent a disorder responsive to the blockade of calcium channels, and particularly N-type calcium channels. Compounds of the present invention are especially useful for treating pain.
    Type: Grant
    Filed: April 2, 2010
    Date of Patent: November 25, 2014
    Assignee: Shionogi & Co., Ltd.
    Inventors: Hidenori Mikamiyama, Akira Matsumura, Moriyasu Masui, Kosuke Anan, Kayoko Hata
  • Patent number: 8563732
    Abstract: The invention relates to oxyimino compounds of (Formula I), and pharmaceutically acceptable salts, prodrugs and solvates thereof, wherein: Y is CO or SOm; Z is hydrogen, each optionally substituted lower alkyl, lower alkenyl, aryl, heterocyclyl etc. R1 and R2 are each independently hydrogen, each optionally substituted lower alkyl, lower alkenyl, cycloalkyl, aryl, heterocyclyl etc., each X is independently ?O, optionally substituted lower alkyl, cyano, nitro etc., m is 1 or 2, p is O, 1 or 2 and q is O or 1. The invention is also directed to the use compounds of Formula I to treat, prevent or ameliorate a disorder responsive to the blockade of calcium channels, and particularly N-type calcium channels. Compounds of the present invention are especially useful for treating pain.
    Type: Grant
    Filed: May 30, 2008
    Date of Patent: October 22, 2013
    Assignee: Shionogi & Co., Ltd.
    Inventors: Moriyasu Masui, Hidenori Mikamiyama, Naoki Tsuno
  • Patent number: 8518934
    Abstract: The invention relates to oxycarbamoyl compounds of Formula I: The invention is also directed to the use compounds of Formula I to treat, prevent or ameliorate a disorder responsive to the blockade of calcium channels, and particularly N-type calcium channels. Compounds of the present invention are especially useful for treating pain.
    Type: Grant
    Filed: June 11, 2009
    Date of Patent: August 27, 2013
    Assignee: Shonogi & Co., Ltd.
    Inventor: Hidenori Mikamiyama
  • Publication number: 20130197219
    Abstract: The present invention provides a compound having antiviral effects, particularly having growth inhibitory activity on influenza viruses, a preferred example of the compound being a substituted 3-hydroxy-4-pyridone derivative prodrug having cap-dependent endonuclease inhibitory activity.
    Type: Application
    Filed: September 21, 2011
    Publication date: August 1, 2013
    Inventors: Chika Takahashi, Hidenori Mikamiyama, Toshiyuki Akiyama, Kenji Tomita, Yoshiyuki Taoda, Makoto Kawai, Kosuke Anan, Masayoshi Miyagawa, Naoyuki Suzuki
  • Patent number: 8324249
    Abstract: The invention relates to tetrahydropyridinyl and dihydropyrrolyl compounds of Formula (I): and pharmaceutically acceptable salts, prodrugs, or solvates thereof, wherein X, Y, Z, R1, R2, m, and n are defined as set forth in the specification. The invention is also directed to the use of compounds of Formula (I) to treat a disorder responsive to the blockade of calcium channels, and particularly N-type calcium channels. Compounds of the present invention are especially useful for treating pain.
    Type: Grant
    Filed: August 3, 2009
    Date of Patent: December 4, 2012
    Assignees: Purdue Pharma L.P., Shionogi & Co., Ltd.
    Inventors: Hidenori Mikamiyama, Chiyou Ni, Bin Shao, Laykea Tafesse
  • Publication number: 20120184734
    Abstract: This invention provides compounds having antiviral activities especially inhibiting activity for influenza virus, more preferably provides substituted 3-hydroxy-4-pyridone derivatives having cap-dependent endonuclease inhibitory activity.
    Type: Application
    Filed: June 14, 2010
    Publication date: July 19, 2012
    Inventors: Toshiyuki Akiyama, Kenji Takaya, Makoto Kawai, Yoshiyuki Taoda, Minako Mikamiyama, Kenji Morimoto, Chika Kageyama, Kenji Tomita, Hidenori Mikamiyama, Naoyuki Suzuki
  • Publication number: 20120022069
    Abstract: The invention relates to acrylamide compounds of Formula I mentioned below. The invention is also directed to the use compounds of Formula I to treat or prevent a disorder responsive to the blockade of calcium channels, and particularly N-type calcium channels. Compounds of the present invention are especially useful for treating pain.
    Type: Application
    Filed: April 2, 2010
    Publication date: January 26, 2012
    Applicant: Shionogi & Co., Ltd.
    Inventors: Hidenori Mikamiyama, Akira Matsumura, Moriyasu Masui, Kosuke Anan, Kayoko Hata
  • Publication number: 20110190300
    Abstract: The invention relates to amide compounds of Formula I: (I) and pharmaceutically acceptable salts, prodrugs and solvates thereof, wherein: Y is CO or SOm; Z is each optionally substituted lower alkyl, lower alkenyl, cycloalkyl, aryl, heterocyclyl, etc.; R1 and R2 are each independently hydrogen, halogen, cyano, optionally substituted lower alky, optionally substituted cycloalkyl, optionally substituted aryl or optionally substituted heterocyclyl etc. R3 and R4 are hydrogen, each optionally substituted lower alkyl, cycloalkyl, aryl or heterocyclyl etc.; X is ?O, optionally substituted lower alkyl, halogen, cyano, nitro etc., n is 0-5, m is 1 or 2 and p is 0-2. The invention is also directed to the use compounds of Formula I to treat, prevent or ameliorate a disorder responsive to the blockade of calcium channels, and particularly N-type calcium channels. Compounds of the present invention are especially useful for treating pain.
    Type: Application
    Filed: May 30, 2008
    Publication date: August 4, 2011
    Inventors: Akira Matsumura, Hidenori Mikamiyama, Jiangchao Yao