Patents by Inventor Chihiro Kusunoki

Chihiro Kusunoki 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).

  • Method for preparing monoclonal antibody
    Patent number: 8236530
    Abstract: A significantly increased amount of a monoclonal antibody is obtained from the culture medium of recombinant hybridoma prepared by introducing genes encoding a protein identical to the immunoglobulin heavy chain polypeptide of the specific monoclonal antibody into an immortalized B cell (hybridoma) producing the monoclonal antibody.
    Type: Grant
    Filed: September 28, 2005
    Date of Patent: August 7, 2012
    Assignees: Japan Tobacco Inc., Abgenix, Inc.
    Inventors: Chihiro Kusunoki, Atsushi Fukushima
  • Method for preparing monoclonal antibody
    Publication number: 20060059575
    Abstract: A significantly increased amount of a monoclonal antibody is obtained from the culture medium of recombinant hybridoma prepared by introducing genes encoding a protein identical to the immunoglobulin heavy chain polypeptide of the specific monoclonal antibody into an immortalized B cell (hybridoma) producing the monoclonal antibody.
    Type: Application
    Filed: September 28, 2005
    Publication date: March 16, 2006
    Inventors: Chihiro Kusunoki, Atsushi Fukushima
  • IGF-I fusion proteins; protection of IGF-I from degradation by host cell; and processes for the production thereof
    Patent number: 5028531
    Abstract: IGF-I fused with a protective peptide, in which the protective peptide is a protein peptide and is used for the protection of IGF-I from degradation by protease in cells of E. coli is disclosed. Also disclosed are genes coding for the fused IGF-I's, plasmids containing the genes, and E. coli microorganisms transformed with the plasmids.
    Type: Grant
    Filed: July 6, 1988
    Date of Patent: July 2, 1991
    Assignee: Fujisawa Pharmaceutical Company, Ltd.
    Inventors: Ikuo Ueda, Mineo Niwa, Yoshimasa Saitoh, Susumu Satoh, Chihiro Kusunoki, Tadashi Kitaguchi, Hiroki Ono