Patents by Inventor Keisuke MITAMURA

Keisuke MITAMURA 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).

  • Bispecific antibody binding to TfR
    Patent number: 12258413
    Abstract: The present invention relates to a bispecific antibody in which an N-terminal side polypeptide is bound to an IgG portion that binds to TfR, a bispecific antibody fragment thereof, a DNA encoding the bispecific antibody or the bispecific antibody fragment thereof, a vector containing the DNA, a hybridoma and a transformant that produce the bispecific antibody or the bispecific antibody fragment thereof, a method for producing the bispecific antibody or the bispecific antibody fragment thereof, therapeutic and diagnostic agents containing the bispecific antibody or the bispecific antibody fragment thereof, therapeutic and diagnostic methods using the bispecific antibody or the bispecific antibody fragment thereof, and a reagent for detection or measurement containing the bispecific antibody or the bispecific antibody fragment thereof.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: March 25, 2025
    Assignee: KYOWA KIRIN CO., LTD.
    Inventors: Keisuke Mitamura, Ryosuke Nakano, Masayuki Kai, Nobuaki Takahashi
  • BISPECIFIC ANTIBODY BINDING TO TfR
    Publication number: 20220017635
    Abstract: The present invention relates to a bispecific antibody in which an N-terminal side polypeptide is bound to an IgG portion that binds to TfR, a bispecific antibody fragment thereof, a DNA encoding the bispecific antibody or the bispecific antibody fragment thereof, a vector containing the DNA, a hybridoma and a transformant that produce the bispecific antibody or the bispecific antibody fragment thereof, a method for producing the bispecific antibody or the bispecific antibody fragment thereof, therapeutic and diagnostic agents containing the bispecific antibody or the bispecific antibody fragment thereof, therapeutic and diagnostic methods using the bispecific antibody or the bispecific antibody fragment thereof, and a reagent for detection or measurement containing the bispecific antibody or the bispecific antibody fragment thereof.
    Type: Application
    Filed: December 27, 2019
    Publication date: January 20, 2022
    Applicant: Kyowa Kirin Co., Ltd.
    Inventors: Keisuke MITAMURA, Ryosuke NAKANO, Masayuki KAI, Nobuaki TAKAHASHI