Patents by Inventor Nobuyuki Hanamura

Nobuyuki Hanamura 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).

  • Stable medicinal compositions containing 4,5-epoxymorphinan derivatives
    Patent number: 6372755
    Abstract: A stable pharmaceutical composition includes a 4,5-epoxy-morphinan derivative, and includes at least one of the group consisting of a water soluble antioxidant, a fat soluble antioxidant, a synergist, a sugar, and a surfactant.
    Type: Grant
    Filed: April 19, 1999
    Date of Patent: April 16, 2002
    Assignee: Toray Industries, Inc.
    Inventors: Nobuyuki Hanamura, Yasuhide Horiuchi, Ryoji Yoshii, Takao Aoki, Michio Hara
  • STABLE MEDICINAL COMPOSITIONS CONTAINING 4,5-EPOXYMORPHINANE DERIVATIVES
    Publication number: 20010004637
    Abstract: A stable pharmaceutical composition includes a 4,5-epoxy-morphinan derivative, and includes at least one of the group consisting of a water soluble antioxidant, a fat soluble antioxidant, a synergist, a sugar, and a surfactant.
    Type: Application
    Filed: April 19, 1999
    Publication date: June 21, 2001
    Inventors: NOBUYUKI HANAMURA, YASUHIDE HORIUCHI, RYOJI YOSHII, TAKAO AOKI, MICHIO HARA