Patents by Inventor Mikiko Sakurada
Mikiko Sakurada 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).
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Patent number: 8632996Abstract: A recombinant antibody or the antibody fragment thereof which specifically reacts with an extracellular domain of human CCR4; a DNA which encodes the recombinant antibody or the antibody fragment thereof; a method for producing the recombinant antibody or the antibody fragment thereof; a method for immunologically detecting CCR4, a method for immunologically detecting a cell which expressed CCR4 on the cell surface, a method for depleting a cell which expresses CCR4 on the cell surface, and a method for inhibiting production of Th2 cytokine, which comprise using the recombinant antibody according or antibody fragment thereof; a therapeutic or diagnostic agent for Th2-mediated immune diseases; and a therapeutic or diagnostic agent for a blood cancer.Type: GrantFiled: June 8, 2012Date of Patent: January 21, 2014Assignee: Kyowa Hakko Kirin Co., Ltd.Inventors: Kenya Shitara, Nobuo Hanai, Emi Shoji, Mikiko Sakurada, Akiko Furuya, Kazuyasu Nakamura, Rinpei Niwa, Kenji Shibata, Motoo Yamasaki
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Publication number: 20120276090Abstract: A recombinant antibody or the antibody fragment thereof which specifically reacts with an extracellular domain of human CCR4; a DNA which encodes the recombinant antibody or the antibody fragment thereof; a method for producing the recombinant antibody or the antibody fragment thereof; a method for immunologically detecting CCR4, a method for immunologically detecting a cell which expressed CCR4 on the cell surface, a method for depleting a cell which expresses CCR4 on the cell surface, and a method for inhibiting production of Th2 cytokine, which comprise using the recombinant antibody according or antibody fragment thereof; a therapeutic or diagnostic agent for Th2-mediated immune diseases; and a therapeutic or diagnostic agent for a blood cancer.Type: ApplicationFiled: June 8, 2012Publication date: November 1, 2012Applicant: KYOWA HAKKO KIRIN CO., LTD.Inventors: Kenya SHITARA, Nobuo HANAI, Emi SHOJI, Mikiko SAKURADA, Akiko FURUYA, Kazuyasu NAKAMURA, Rinpei NIWA, Kenji SHIBATA, Motoo YAMASAKI
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Patent number: 8197814Abstract: A recombinant antibody or the antibody fragment thereof which specifically reacts with an extracellular domain of human CCR4; a DNA which encodes the recombinant antibody or the antibody fragment thereof; a method for producing the recombinant antibody or the antibody fragment thereof; a method for immunologically detecting CCR4, a method for immunologically detecting a cell which expressed CCR4 on the cell surface, a method for depleting a cell which expresses CCR4 on the cell surface, and a method for inhibiting production of Th2 cytokine, which comprise using the recombinant antibody according or antibody fragment thereof; a therapeutic or diagnostic agent for Th2-mediated immune diseases; and a therapeutic or diagnostic agent for a blood cancer.Type: GrantFiled: January 8, 2010Date of Patent: June 12, 2012Assignee: Kyowa Hakko Kirin Co., Ltd.Inventors: Kenya Shitara, Nobuo Hanai, Emi Shoji, Mikiko Sakurada, Akiko Furuya, Kazuyasu Nakamura, Rinpei Niwa, Kenji Shibata, Motoo Yamasaki
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Publication number: 20100221178Abstract: A recombinant antibody or the antibody fragment thereof which specifically reacts with an extracellular domain of human CCR4; a DNA which encodes the recombinant antibody or the antibody fragment thereof; a method for producing the recombinant antibody or the antibody fragment thereof; a method for immunologically detecting CCR4, a method for immunologically detecting a cell which expressed CCR4 on the cell surface, a method for depleting a cell which expresses CCR4 on the cell surface, and a method for inhibiting production of Th2 cytokine, which comprise using the recombinant antibody according or antibody fragment thereof; a therapeutic or diagnostic agent for Th2-mediated immune diseases; and a therapeutic or diagnostic agent for a blood cancer.Type: ApplicationFiled: January 8, 2010Publication date: September 2, 2010Applicant: KYOWA HAKKO KIRIN CO., LTD.Inventors: Kenya SHITARA, Nobuo Hanai, Emi Shoji, Mikiko Sakurada, Akiko Furuya, Kazuyasu Nakamura, Rinpei Niwa, Kenji Shibata, Motoo Yamasaki
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Patent number: 7666418Abstract: A recombinant antibody or the antibody fragment thereof which specifically reacts with an extracellular domain of human CCR4; a DNA which encodes the recombinant antibody or the antibody fragment thereof; a method for producing the recombinant antibody or the antibody fragment thereof; a method for immunologically detecting CCR4, a method for immunologically detecting a cell which expressed CCR4 on the cell surface, a method for depleting a cell which expresses CCR4 on the cell surface, and a method for inhibiting production of Th2 cytokine, which comprise using the recombinant antibody according or antibody fragment thereof; a therapeutic or diagnostic agent for Th2-mediated immune diseases; and a therapeutic or diagnostic agent for a blood cancer.Type: GrantFiled: March 31, 2005Date of Patent: February 23, 2010Assignee: Kyowa Hakko Kirin Co., Ltd.Inventors: Kenya Shitara, Nobuo Hanai, Emi Shoji, Mikiko Sakurada, Akiko Furuya, Kazuyasu Nakamura, Rinpei Niwa, Kenji Shibata, Motoo Yamasaki
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Patent number: 6989145Abstract: A recombinant antibody or the antibody fragment thereof which specifically reacts with an extracellular domain of human CCR4; a DNA which encodes the recombinant antibody or the antibody fragment thereof; a method for producing the recombinant antibody or the antibody fragment thereof; a method for immunologically detecting CCR4, a method for immunologically detecting a cell which expressed CCR4 on the cell surface, a method for depleting a cell which expresses CCR4 on the cell surface, and a method for inhibiting production of Th2 cytokine, which comprise using the recombinant antibody according or antibody fragment thereof; a therapeutic or diagnostic agent for Th2-mediated immune diseases; and a therapeutic or diagnostic agent for a blood cancer.Type: GrantFiled: March 2, 2001Date of Patent: January 24, 2006Assignee: Kyowa Hakko Kogyo Co., Ltd.Inventors: Kenya Shitara, Nobuo Hanai, Emi Shoji, Mikiko Sakurada, Akiko Furuya, Kazuyasu Nakamura, Rinpei Niwa, Kenji Shibata, Motoo Yamasaki
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Patent number: 6962984Abstract: A novel DNA whose expression level fluctuates in leukocytes of IgA nephropathy patients in comparison with leukocytes of healthy persons, a process for isolating the DNA, a novel protein encoded by the DNA, an antibody recognizing the protein, methods for detecting the protein and the DNA, and methods of diagnosis and treatment of IgA nephropathy.Type: GrantFiled: December 7, 2000Date of Patent: November 8, 2005Assignee: Nihon UniversityInventors: Tetsuyoshi Ishiwata, Mikiko Sakurada, Ayako Kawabata, Satoshi Nakagawa, Tatsunari Nishi, Tetsuro Kuga, Shigemasa Sawada, Masami Takei, Kenji Shibata, Akiko Furuya
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Publication number: 20050187380Abstract: A recombinant antibody or the antibody fragment thereof which specifically reacts with an extracellular domain of human CCR4; a DNA which encodes the recombinant antibody or the antibody fragment thereof; a method for producing the recombinant antibody or the antibody fragment thereof; a method for immunologically detecting CCR4, a method for immunologically detecting a cell which expressed CCR4 on the cell surface, a method for depleting a cell which expresses CCR4 on the cell surface, and a method for inhibiting production of Th2 cytokine, which comprise using the recombinant antibody according or antibody fragment thereof; a therapeutic or diagnostic agent for Th2-mediated immune diseases; and a therapeutic or diagnostic agent for a blood cancer.Type: ApplicationFiled: March 31, 2005Publication date: August 25, 2005Applicant: KYOWA HAKKO KOGYO CO., LTD.Inventors: Kenya Shitara, Nobuo Hanai, Emi Shoji, Mikiko Sakurada, Akiko Furuya, Kazuyasu Nakamura, Rinpei Niwa, Kenji Shibata, Motoo Yamasaki
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Patent number: 6828428Abstract: The present invention relates to a novel DNA related to IgA nephropathy obtained by a differential display method [FEBS Letters, 351, 231 (1994)] taking note of an mRNA whose expression level fluctuates in leukocytes of IgA nephropathy patients in comparison with leukocytes of healthy persons, a process for isolating the DNA, a method for detecting the DNA, a novel protein encoded by the DNA, an antibody recognizing the protein, a method for detecting the protein, and diagnosis and treatment of IgA nephropathy.Type: GrantFiled: June 4, 1998Date of Patent: December 7, 2004Assignee: Kyowa Hakko Kogyo Co., Ltd.Inventors: Tetsuyoshi Ishiwata, Mikiko Sakurada, Ayako Nishimura, Satoshi Nakagawa, Tatsunari Nishi, Tetsuro Kuga, Shigemasa Sawada, Masami Takei
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Patent number: 6790944Abstract: The present invention relates to a novel protein isolated from the leukocyte of IgA nephropathy patients, and DNA encoding the protein. It also relates to an oligonucleotide based on the nucleotide sequence complementary with the DNA, an antibody which specifically reacts with the protein and, furthermore, diagnostic and therapeutic drugs of IgA nephropathy comprising it.Type: GrantFiled: August 5, 1998Date of Patent: September 14, 2004Assignees: Kyowa Hakko Kogyo Co., Ltd., Kazusa DNA Research Institute FoundationInventors: Tetsuyoshi Ishiwata, Mikiko Sakurada, Ayako Kawabata, Satoshi Nakagawa, Tetsuro Kuga, Tatsunari Nishi, Nobuo Nomura, Takahiro Nagase, Shigemasa Sawada, Masami Takei
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Publication number: 20040093621Abstract: The present invention provides an antibody composition which specifically binds to CD20 and comprises an antibody molecule which has complex N-glycoside-linked sugar chains bound to the Fc region; a process for producing the antibody composition; and a medicament comprising the antibody composition.Type: ApplicationFiled: December 24, 2002Publication date: May 13, 2004Applicant: KYOWA HAKKO KOGYO CO., LTDInventors: Kenya Shitara, Mikiko Sakurada, Kazuhisa Uchida, Toyohide Shinkawa, Mitsuo Satoh, Ryosuke Nakano
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Publication number: 20030207828Abstract: A novel DNA whose expression level fluctuates in leukocytes of IgA nephropathy patients in comparison with leukocytes of healthy persons, a process for isolating the DNA, a novel protein encoded by the DNA, an antibody recognizing the protein, methods for detecting the protein and the DNA, and methods of diagnosis and treatment of IgA nephropathy.Type: ApplicationFiled: December 7, 2000Publication date: November 6, 2003Inventors: Tetsuyoshi Ishiwata, Mikiko Sakurada, Ayako Kawabata, Satoshi Nakagawa, Tatsunari Nishi, Tetsuro Kuga, Shigemasa Sawada, Masami Takei, Kenji Shibata, Akiko Furuya
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Publication number: 20020098527Abstract: A recombinant antibody or the antibody fragment thereof which specifically reacts with an extracellular domain of human CCR4; a DNA which encodes the recombinant antibody or the antibody fragment thereof; a method for producing the recombinant antibody or the antibody fragment thereof; a method for immunologically detecting CCR4, a method for immunologically detecting a cell which expressed CCR4 on the cell surface, a method for depleting a cell which expresses CCR4 on the cell surface, and a method for inhibiting production of Th2 cytokine, which comprise using the recombinant antibody according or antibody fragment thereof; a therapeutic or diagnostic agent for Th2-mediated immune diseases; and a therapeutic or diagnostic agent for a blood cancer.Type: ApplicationFiled: March 2, 2001Publication date: July 25, 2002Inventors: Kenya Shitara, Nobuo Hanai, Emi Shoji, Mikiko Sakurada, Akiko Furuya, Kazuyasu Nakamura, Rinpei Niwa, Kenji Shibata, Motoo Yamasaki
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Publication number: 20020068707Abstract: The present invention relates to a novel DNA related to IgA nephropathy obtained by a differential display method [FEBS Letters, 351, 231 (1994)] taking note of an mRNA whose expression level fluctuates in leukocytes of IgA nephropathy patients in comparison with leukocytes of healthy persons, a process for isolating the DNA, a method for detecting the DNA, a novel protein encoded by the DNA, an antibody recognizing the protein, a method for detecting the protein, and diagnosis and treatment of IgA nephropathy.Type: ApplicationFiled: June 4, 1998Publication date: June 6, 2002Inventors: TETSUYOSHI ISHIWATA, MIKIKO SAKURADA, AYAKO NISHIMURA, SATOSHI NAKAGAWA, TATSUNARI NISHI, TETSURO KUGA, SHIGEMASA SAWADA, MASAMI TAKEI