Patents by Inventor Takako Okuda

Takako Okuda 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).

  • Physiologically active substances PF1270A, B and C substances
    Patent number: 7501431
    Abstract: This invention provides novel PF1270A substance, PF1270B substance and PF1270C substance represented by the following formula (1) or pharmaceutically acceptable salts thereof, a method for producing the same and a pharmaceutical composition which comprises at least one of the same as the active ingredient. Since a group of the PF1270 substances of the invention show high affinity for histamine H3 receptor, they are expected as novel histamine H3 receptor ligands useful as medicaments.
    Type: Grant
    Filed: March 29, 2004
    Date of Patent: March 10, 2009
    Assignee: Meui Seika Kaisha, Ltd.
    Inventors: Nobuaki Kushida, Naoko Watanabe, Takashi Yaguchi, Fumikazu Yokoyama, Goh Tsujiuchi, Takako Okuda
  • Novel physiologically active substances pf127oa, b and c substances
    Publication number: 20070105883
    Abstract: This invention provides novel PF1270A substance, PF1270B substance and PF1270C substance represented by the following formula (1) or pharmaceutically acceptable salts thereof, a method for producing the same and a pharmaceutical composition which comprises at least one of the same as the active ingredient. Since a group of the PF1270 substances of the invention show high affinity for histamine H3 receptor, they are expected as novel histamine H3 receptor ligands useful as medicaments.
    Type: Application
    Filed: March 29, 2004
    Publication date: May 10, 2007
    Inventors: Nobuaki Kushida, Naoko Watanabe, Takashi Yaguchi, Fumikazu Yokoyama, Goh Tsujiuchi, Takako Okuda