Patents by Inventor Ryoji Hirabayashi

Ryoji Hirabayashi 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: 8106190
    Abstract: To provide a novel and excellent agent for treating or preventing nociceptive pain, neuropathic pain, cancer pain, headache, bladder function disorder and the like, based on the inhibitory action on the capsaicin receptor VR1 activation. The present invention was accomplished by confirming that a benzamide derivative characterized by the possession of a benzene ring in which a single ring is condensed on the nitrogen atom of amido group and possession of a lower alkylamino or an amino group substituted with a ring group at the neighboring position of said amido group has a strong inhibitory action on VR1 activation and excellent pharmacological actions based on this and by finding that it can become an excellent agent for treating or preventing VR1-involved diseases such as nociceptive pain, neuropathic pain, cancer pain, headache, bladder function disorder and the like.
    Type: Grant
    Filed: November 29, 2006
    Date of Patent: January 31, 2012
    Assignee: Astellas Pharma Inc.
    Inventors: Takahiro Kuramochi, Ryoji Hirabayashi, Yohei Koganemaru, Ryosuke Munakata, Koichi Yonezawa, Tetsuo Kiso
  • Patent number: 7989634
    Abstract: The present invention relates a compound of formula 1, and pharmaceutically acceptable salt, hydrate, solvate, or isomer thereof effective as agonist of melanocortin receptor, and an agonistic composition of melanocortin receptor comprising the same as active ingredient.
    Type: Grant
    Filed: November 12, 2004
    Date of Patent: August 2, 2011
    Assignees: LG Life Sciences Ltd., Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Koo Lee, Heui-Sul Park, In-Ae Ahn, Hyun-Ju Yoo, Jong-Yup Kim, Deog-Young Choi, Hyeon-Joo Yim, Kyung-Ha Chung, Dong-Sup Shim, Sang-Kyun Lee, Yutaka Kondoh, Ryoji Hirabayashi, Shugo Honda, Hidetaka Kaku, Jun-ichi Shishikura, Hiroyuki Ito, Takeshi Kurama
  • Publication number: 20090233900
    Abstract: To provide a novel and excellent agent for treating or preventing nociceptive pain, neuropathic pain, cancer pain, headache, bladder function disorder and the like, based on the inhibitory action on the capsaicin receptor VR1 activation. The present invention was accomplished by confirming that a benzamide derivative characterized by the possession of a benzene ring in which a single ring is condensed on the nitrogen atom of amido group and possession of a lower alkylamino or an amino group substituted with a ring group at the neighboring position of said amido group has a strong inhibitory action on VR1 activation and excellent pharmacological actions based on this and by finding that it can become an excellent agent for treating or preventing VR1-involved diseases such as nociceptive pain, neuropathic pain, cancer pain, headache, bladder function disorder and the like.
    Type: Application
    Filed: November 29, 2006
    Publication date: September 17, 2009
    Applicant: Astellas Pharma Inc.
    Inventors: Takahiro Kuramochi, Ryoji Hirabayashi, Yohei Koganemaru, Ryosuke Munakata, Koichi Yonezawa, Tetsuo Kiso
  • Publication number: 20070129346
    Abstract: The present invention relates a compound of formula 1, and pharmaceutically acceptable salt, hydrate, solvate, or isomer thereof effective as agonist of melanocortin receptor, and an agonistic composition of melanocortin receptor comprising the same as active ingredient.
    Type: Application
    Filed: November 12, 2004
    Publication date: June 7, 2007
    Applicants: LG Life Sciences Ltd., Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Koo Lee, Heui-Sul Park, In-Ae Ahn, Hyun-Ju Yoo, Jong-Yup Kim, Deog-Young Choi, Hyeon-Joo Yim, Kyung-Ha Chung, Dong-Sup Shim, Sang-Kyun Lee, Yutaka Kondoh, Ryoji Hirabayashi, Shugo Honda, Hidetaka Kaku, Jun-ichi Shishikura, Hiroyuki Ito, Takeshi Kurama