Patents by Inventor Nao Shibuguchi

Nao Shibuguchi 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).

  • Amorphous form of quinoline derivative, and method for producing same
    Patent number: 9334239
    Abstract: The invention provides an amorphous form of 4-(3-chloro-4-(cyclopropylaminocarbonyl)aminophenoxy)-7-methoxy-6-quinolinecarboxamide.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: May 10, 2016
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Masaharu Gotoda, Kenshi Yoshida, Nao Shibuguchi
  • AMORPHOUS FORM OF QUINOLINE DERIVATIVE, AND METHOD FOR PRODUCING SAME
    Publication number: 20150291532
    Abstract: The invention provides an amorphous form of 4-(3-chloro-4-(cyclopropylaminocarbonyl)aminophenoxy)-7-methoxy-6-quinolinecarboxamide.
    Type: Application
    Filed: December 19, 2013
    Publication date: October 15, 2015
    Inventors: Masaharu Gotoda, Kenshi Yoshida, Nao Shibuguchi