Patents by Inventor Toshiyuki Ohfusa

Toshiyuki Ohfusa 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).

  • Substituted piperidine compounds and their use
    Patent number: 11479552
    Abstract: Provided are compounds represented by the following formulas (I), (II), (III) and (IV) having orexin type 2 receptor-activating activity, or their pharmaceutically acceptable salts.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: October 25, 2022
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Yu Yoshida, Yoichi Kita, Makoto Kotake, Keiichi Sorimachi, Toshiyuki Ohfusa, Takafumi Motoki, Taro Asaba
  • SUBSTITUTED PIPERIDINE COMPOUNDS AND THEIR USE
    Publication number: 20220017517
    Abstract: Provided are compounds represented by the following formulas (I), (II), (III) and (IV) having orexin type 2 receptor-activating activity, or their pharmaceutically acceptable salts.
    Type: Application
    Filed: July 15, 2021
    Publication date: January 20, 2022
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Yu YOSHIDA, Yoichi KITA, Makoto KOTAKE, Keiichi SORIMACHI, Toshiyuki OHFUSA, Takafumi MOTOKI, Taro ASABA
  • Pyrazolo[1,5-a]pyrimidine compound
    Patent number: 10227349
    Abstract: The disclosure provides pyrazolo[1,5-a]pyrimidine compounds, and pharmaceutically acceptable salts thereof, having protease-activated receptor 2 (PAR2) inhibitory action, pharmaceutical compositions containing the same, and methods of treatment using the same.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: March 12, 2019
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Richard Clark, Tetsuya Kawahara, Daisuke Iida, Shinsuke Hirota, Yasuaki Kamada, Toshiyuki Ohfusa, Naoki Yoneda, Fumiyoshi Matsuura, So Yasui
  • PYRAZOLO[1,5-a]PYRIMIDINE COMPOUND
    Publication number: 20180057499
    Abstract: The compounds represented by formulas (I) to (XVIII) or pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: August 29, 2017
    Publication date: March 1, 2018
    Inventors: Richard Clark, Tetsuya Kawahara, Daisuke Iida, Shinsuke Hirota, Yasuaki Kamada, Toshiyuki Ohfusa, Naoki Yoneda, Fumiyoshi Matsuura, So Yasui