Patents by Inventor Tsutomu Shiroya

Tsutomu Shiroya 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: 8026273
    Abstract: An 8-azaprostaglandin represented by formula (I) (wherein all symbols have the same meanings as described in the specification), a pharmaceutically acceptable salt thereof or a cyclodextrin clathrate thereof.
    Type: Grant
    Filed: January 7, 2010
    Date of Patent: September 27, 2011
    Assignee: Ono Pharmaceutical Co., Ltd.
    Inventors: Kousuke Tani, Kaoru Kobayashi, Toru Maruyama, Tohru Kambe, Mikio Ogawa, Tsutomu Shiroya
  • Patent number: 7858650
    Abstract: A medicinal composition for inhalation containing a continuous-release type prodrug of an EP2 agonist topically exhibits a prolonged bronchodilating and antiinflammatory effects. Namely, the medicinal composition for inhalation containing a continuous-release type prodrug of an EP2 agonist is useful as a safe preventive and/or a remedy for respiratory diseases (for example, asthma, pulmonary injury, pulmonary fibrosis, pulmonary emphysema, bronchitis, chronic obstructive pulmonary disease, adult respiratory distress syndrome, cystic fibrosis, pulmonary hypertension or the like) without causing any systemic effect such as lowering blood pressure. Thus, a safe and useful remedy for respiratory diseases is provided.
    Type: Grant
    Filed: October 21, 2005
    Date of Patent: December 28, 2010
    Assignee: Ono Pharmaceutical Co., Ltd.
    Inventors: Shigeki Yamamoto, Tsutomu Shiroya, Michiaki Kadode, Toru Maruyama, Kousuke Tani, Toshihiko Nagase
  • Publication number: 20100113388
    Abstract: An 8-azaprostaglandin represented by formula (I) (wherein all symbols have the same meanings as described in the specification), a pharmaceutically acceptable salt thereof or a cyclodextrin clathrate thereof.
    Type: Application
    Filed: January 7, 2010
    Publication date: May 6, 2010
    Applicant: Ono Pharmaceutical Co., Ltd.
    Inventors: Kousuke Tani, Kaoru Kobayashi, Toru Maruyama, Tohru Kambe, Mikio Ogawa, Tsutomu Shiroya
  • Patent number: 7683094
    Abstract: An 8-azaprostaglandin represented by formula (I) (wherein all symbols have the same meanings as described in the specification), a pharmaceutically acceptable salt thereof or a cyclodextrin clathrate thereof.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: March 23, 2010
    Assignee: Ono Pharmaceutical Co., Ltd.
    Inventors: Kousuke Tani, Kaoru Kobayashi, Toru Maruyama, Tohru Kambe, Mikio Ogawa, Tsutomu Shiroya
  • Publication number: 20090042885
    Abstract: An 8-azaprostaglandin represented by formula (I) (wherein all symbols have the same meanings as described in the specification), a pharmaceutically acceptable salt thereof or a cyclodextrin clathrate thereof.
    Type: Application
    Filed: June 13, 2008
    Publication date: February 12, 2009
    Applicant: Ono Pharmaceutical Co., Ltd.
    Inventors: Kousuke TANI, Kaoru KOBAYASHI, Toru MARUYAMA, Tohru KAMBE, Mikio OGAWA, Tsutomu SHIROYA
  • Patent number: 7402605
    Abstract: An 8-azaprostaglandin represented by formula (I) (wherein all symbols have the same meanings as described in the specification), a pharmaceutically acceptable salt thereof or a cyclodextrin clathrate thereof.
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: July 22, 2008
    Assignee: Ono Pharmaceutical Co., Ltd.
    Inventors: Kousuke Tani, Kaoru Kobayashi, Toru Maruyama, Tohru Kambe, Mikio Ogawa, Tsutomu Shiroya
  • Publication number: 20080114043
    Abstract: A medicinal composition for inhalation containing a continuous-release type prodrug of an EP2 agonist topically exhibits a prolonged bronchodilating and antiinflammatory effects. Namely, the medicinal composition for inhalation containing a continuous-release type prodrug of an EP2 agonist is useful as a safe preventive and/or a remedy for respiratory diseases (for example, asthma, pulmonary injury, pulmonary fibrosis, pulmonary emphysema, bronchitis, chronic obstructive pulmonary disease, adult respiratory distress syndrome, cystic fibrosis, pulmonary hypertension or the like) without causing any systemic effect such as lowering blood pressure. Thus, a safe and useful remedy for respiratory diseases is provided.
    Type: Application
    Filed: October 21, 2005
    Publication date: May 15, 2008
    Applicant: ONO PHARMACEUTICAL CO., LTD
    Inventors: Shigeki Yamamoto, Tsutomu Shiroya, Michiaki Kadode, Toru Maruyama, Kousuke Tani, Toshihiko Nagase
  • Publication number: 20050124577
    Abstract: An 8-azaprostaglandin represented by formula (I) (wherein all symbols have the same meanings as described in the specification), a pharmaceutically acceptable salt thereof or a cyclodextrin clathrate thereof.
    Type: Application
    Filed: March 4, 2003
    Publication date: June 9, 2005
    Inventors: Kousuke Tani, Kaoru Kobayashi, Toru Maruyama, Tohru Kambe, Mikio Ogawa, Tsutomu Shiroya