Patents by Inventor Jumpei Enami

Jumpei Enami 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).

  • Anti-IgM/B cell surface antigen bispecific antibody
    Patent number: 11492399
    Abstract: Provided is an antibody that has a high binding activity to membrane-bound IgM on the surface of B cells and exhibits a growth inhibition effect on the B cells, even in the presence of soluble IgM in blood. A bispecific antibody, which binds to IgM and a B cell surface antigen.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: November 8, 2022
    Assignee: ZENYAKU KOGYO CO., LTD.
    Inventors: Yasukatsu Tsukada, Takahiro Ohashi, Hitoshi Miyashita, Satoko Tatebe, Jumpei Enami
  • ANTI-IgM/B CELL SURFACE ANTIGEN BISPECIFIC ANTIBODY
    Publication number: 20200123248
    Abstract: Provided is an antibody that has a high binding activity to membrane-bound IgM on the surface of B cells and exhibits a growth inhibition effect on the B cells, even in the presence of soluble IgM in blood. A bispecific antibody, which binds to IgM and a B cell surface antigen.
    Type: Application
    Filed: March 23, 2018
    Publication date: April 23, 2020
    Applicant: ZENYAKU KOGYO CO., LTD.
    Inventors: Yasukatsu TSUKADA, Takahiro OHASHI, Hitoshi MIYASHITA, Satoko TATEBE, Jumpei ENAMI
  • Antibody and antibody composition production method
    Patent number: 10344099
    Abstract: [Problem] To provide: an antibody comprising at least two kinds of Fab, and in particular having restricted light chain-heavy chain combinations; a corresponding antibody composition; and production methods for same. [Solution] The present invention provides production methods for (1) an antibody or (2) an antibody composition, the methods using non-natural disulfide bonds.
    Type: Grant
    Filed: November 1, 2013
    Date of Patent: July 9, 2019
    Assignee: ZENYAKU KOGYO KABUSHIKIKAISHA
    Inventors: Jumpei Enami, Tetsuo Sasaki, Hirokazu Suzuki
  • Anti-antibody, method for manufacturing same, and usage of same
    Patent number: 9809645
    Abstract: [Problem] The present invention addresses the problem of providing an anti-Staphylococcus antibody having preventive or therapeutic effects on staphylococcal infections. [Solution] Provided is an anti-Staphylococcus antibody having preventive or therapeutic effects on staphylococcal infections and a method for manufacturing said antibody, as well as a composition, a product, and a drug containing said antibody. The antibody is obtained by using deacetylated Staphylococcus for immunization.
    Type: Grant
    Filed: March 11, 2014
    Date of Patent: November 7, 2017
    Assignees: ZENYAKU KOGYO KABUSHIKIKAISHA, Juntendo Educational Foundation
    Inventors: Hiroyoshi Ohsawa, Jumpei Enami, Keiichi Hiramatsu
  • ANTI-STAPHYLOCOCCUS ANTIBODY, METHOD FOR MANUFACTURING SAME, AND USAGE OF SAME
    Publication number: 20160024190
    Abstract: [Problem] The present invention addresses the problem of providing an anti-Staphylococcus antibody having preventive or therapeutic effects on staphylococcal infections. [Solution] Provided is an anti-Staphylococcus antibody having preventive or therapeutic effects on staphylococcal infections and a method for manufacturing said antibody, as well as a composition, a product, and a drug containing said antibody. The antibody is obtained by using deacetylated Staphylococcus for immunization.
    Type: Application
    Filed: March 11, 2014
    Publication date: January 28, 2016
    Applicants: ZENYAKU KOGYO KABUSHIKIKAISHA, Juntendo Educational Foundation
    Inventors: Hiroyoshi OHSAWA, Jumpei ENAMI, Keiichi HIRAMATSU
  • ANTIBODY AND ANTIBODY COMPOSITION PRODUCTION METHOD
    Publication number: 20150291703
    Abstract: [Problem] To provide: an antibody comprising at least two kinds of Fab, and in particular having restricted light chain-heavy chain combinations; a corresponding antibody composition; and production methods for same. [Solution] The present invention provides production methods for (1) an antibody or (2) an antibody composition, the methods using non-natural disulfide bonds.
    Type: Application
    Filed: November 1, 2013
    Publication date: October 15, 2015
    Applicant: ZENYAKU KOGYO KABUSHIKIKAISHA
    Inventors: Jumpei Enami, Tetsuo Sasaki, Hirokazu Suzuki