Patents by Inventor Shigeki Hatanaka

Shigeki Hatanaka 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).

  • Therapeutic agent for patients having human FcgammaRIIIa
    Publication number: 20050031613
    Abstract: A medicament for treating Fc?RIIIa polymorphism patients who cannot be treated by a medicament comprising as an active ingredient an antibody composition produced by a cell unresistant to a lectin which recognizes a sugar chain in which 1-position of fucose is bound to 6-position of N-acetylglucosamine in the reducing end through ?-bond in a complex N-glycoside-linked sugar chain, which comprises as an active ingredient an antibody composition produced by a cell resistant to a lectin which recognizes a sugar chain in which 1-position of fucose is bound to 6-position of N-acetylglucosamine in the reducing end through ?-bond in a complex N-glycoside-linked sugar chain.
    Type: Application
    Filed: April 9, 2003
    Publication date: February 10, 2005
    Inventors: Kazuyasu Nakamura, Kenya Shitara, Shigeki Hatanaka, Rinpei Niwa, Akira Okazaki