Patents by Inventor Emi Hosaka

Emi Hosaka 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 of modulating the activity of functional immune molecules
    Publication number: 20050276805
    Abstract: The invention relates to a method for controlling the activity of an immunologically functional molecules, such as an antibody, a protein, a peptide or the like, an agent of promoting the activity of an immunologically functional molecule, and an immunologically functional molecule having promoted activity.
    Type: Application
    Filed: May 11, 2005
    Publication date: December 15, 2005
    Applicant: KYOWA HAKKO KOGYO CO., LTD.
    Inventors: Nobuo Hanai, Kazuyasu Nakamura, Emi Hosaka, Motoo Yamasaki, Kazuhisa Uchida, Toyohide Shinkawa, Susumu Imabeppu, Yutaka Kanda, Naoko Yamane, Hideharu Anazawa
  • Method of modulating the activity of functional immune molecules
    Publication number: 20050272916
    Abstract: The invention relates to a method for controlling the activity of an immunologically functional molecule, such as an antibody, a protein, a peptide or the like, an agent of promoting the activity of an immunologically functional molecule, and an immunologically functional molecule having the promoted activity.
    Type: Application
    Filed: May 11, 2005
    Publication date: December 8, 2005
    Applicant: KYOWA HAKKO KOGYO CO., LTD.
    Inventors: Nobuo Hanai, Kazuyasu Nakamura, Emi Hosaka, Motoo Yamasaki, Kazuhisa Uchida, Toyohide Shinkawa, Susumu Imabeppu, Yutaka Kanda, Naoko Yamane, Hideharu Anazawa
  • Antibody composition-producing cell
    Publication number: 20050262593
    Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependent cell-modulated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.
    Type: Application
    Filed: May 18, 2005
    Publication date: November 24, 2005
    Applicant: KYOWA HAKKO KOGYO CO., LTD.
    Inventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Emi Hosaka, Kazuya Yamano, Motoo Yamasaki, Nobuo Hanai
  • Cells producing antibody compositions with increased antibody dependent cytotoxic activity
    Patent number: 6946292
    Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependent cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: September 20, 2005
    Assignee: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Emi Hosaka, Kazuya Yamano, Motoo Yamasaki, Nobuo Hanai
  • Eosinophil-specific apoptosis inducer
    Publication number: 20040136996
    Abstract: The present invention provides an apoptosis inducer and a therapeutic agent for eosinophilic diseases which comprises, as an active ingredient, an antibody which reacts specifically with eosinophils and induces apoptosis of eosinophils; and a method for inducing eosinophil apoptosis using the antibody, and a method for specifically reducing or removing eosinophils in peripheral blood or tissues using the antibody.
    Type: Application
    Filed: December 23, 2002
    Publication date: July 15, 2004
    Inventors: Emi Hosaka, Kazuyasu Nakamura, Masamichi Koike, Kenya Shitara, Nobuo Hanai
  • Human CDR-grafted antibody and antibody fragment thereof
    Publication number: 20030175273
    Abstract: A human CDR-grafted antibody or the antibody fragment thereof which specifically reacts with the extracellular region of human CC chemokine receptor 4 (CCR4) but does not react with a human blood platelet; a human CDR-grafted antibody or the antibody fragment thereof which specifically reacts with the extracellular region of CCR4 and has a cytotoxic activity against a CCR4-expressing cell; and a medicament, a therapeutic agent or a diagnostic agent comprising at least one of the antibodies and the antibody fragments thereof as an active ingredient.
    Type: Application
    Filed: August 30, 2002
    Publication date: September 18, 2003
    Inventors: Kenya Shitara, Kazuyasu Nakamura, Emi Hosaka, Akiko Tanaka, Masamichi Koike
  • Antibody composition-producing cell
    Publication number: 20030115614
    Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependent cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.
    Type: Application
    Filed: October 9, 2001
    Publication date: June 19, 2003
    Inventors: Yutaka Kanda, Mitsuo Satoh, Kazuyasu Nakamura, Kazuhisa Uchida, Toyohide Shinkawa, Naoko Yamane, Emi Hosaka, Kazuya Yamano, Motoo Yamasaki, Nobuo Hanai
  • Process for purifying antibody
    Publication number: 20020164328
    Abstract: The present invention relates to a process for purifying an antibody having a desired property, which comprises using a substance having an affinity to a carbohydrate binding to the antibody; a medicament comprising, as an active ingredient, the antibody purified by the process; and a method for diagnosing or preventing various diseases, which comprises using a substance having an affinity to a carbohydrate binding to an antibody.
    Type: Application
    Filed: October 4, 2001
    Publication date: November 7, 2002
    Inventors: Toyohide Shinkawa, Kazuhisa Uchida, Motoo Yamasaki, Emi Hosaka, Kenya Shitara