Patents by Inventor Hidetomo Kitamura

Hidetomo Kitamura 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).

  • Patent number: 7642243
    Abstract: This invention provides a new therapeutic or prophylactic agent for arthritis such as osteoarthritis. Specifically, it provides a therapeutic or prophylactic agent for arthritis such as osteoarthritis, or an agent for promoting the growth of articular chondrocyte, comprising a guanyl cyclase B (GC-B) activator as an active ingredient; or a method for inhibiting arthritis or for promoting the growth of articular chondrocyte by activating GC-B; or a method for screening an agent for promoting the growth of articular chondrocyte or an agent capable of treating arthritis using the GC-B activity as an indication.
    Type: Grant
    Filed: March 31, 2005
    Date of Patent: January 5, 2010
    Assignees: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Kazuwa Nakao, Hidetomo Kitamura
  • Publication number: 20080312142
    Abstract: This invention provides a composition for increasing a body height of a patient with short stature or an individual other than patients with short stature. More specifically, the invention provides: a composition for increasing the body height of an individual comprising a guanyl cyclase B (GC-B) activator as an active ingredient, the composition being to be administered to an individual free from FGFR3 abnormality; a method for increasing the body height of an individual free from FGFR3 abnormality which comprises activating GC-B; a method for screening an agent for increasing the body height of an individual which comprises selecting an agent for increasing the body height using GC-B activity as an indication; and a method for extending a cartilage bone free from FGFR3 abnormality which comprises activating GC-B in an individual.
    Type: Application
    Filed: March 31, 2005
    Publication date: December 18, 2008
    Inventors: Kazuwa Nakao, Akihiro Yasoda, Hidetomo Kitamura
  • Publication number: 20080124325
    Abstract: A method for treating psoriasis comprising an interleukin-6 (IL-6) antagonist such as, for example, an antibody against IL-6 receptor.
    Type: Application
    Filed: November 29, 2007
    Publication date: May 29, 2008
    Inventors: Hiroaki Ito, Kazuyuki Yoshizaki, Norihiro Nishimoto, Tadamitsu Kishimoto, Shin Shimaoka, Hidetomo Kitamura, Masamichi Sugimoto, Kenichi Akamatsu
  • Patent number: 7320792
    Abstract: A preventive and therapeutic agent for psoriasis comprising an interleukin-6 (IL-6) antagonist such as, for example, an antibody against IL-6 receptor.
    Type: Grant
    Filed: October 25, 2001
    Date of Patent: January 22, 2008
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Hiroaki Ito, Kazuyuki Yoshizaki, Norihiro Nishimoto, Tadamitsu Kishimoto, Shin Shimaoka, Hidetomo Kitamura, Masamichi Sugimoto, Kenichi Akamatsu
  • Publication number: 20070197434
    Abstract: This invention provides a new therapeutic or prophylactic agent for arthritis such as osteoarthritis. Specifically, it provides a therapeutic or prophylactic agent for arthritis such as osteoarthritis, or an agent for promoting the growth of articular chondrocyte, comprising a guanyl cyclase B (GC-B) activator as an active ingredient; or a method for inhibiting arthritis or for promoting the growth of articular chondrocyte by activating GC-B; or a method for screening an agent for promoting the growth of articular chondrocyte or an agent capable of treating arthritis using the GC-B activity as an indication.
    Type: Application
    Filed: March 31, 2005
    Publication date: August 23, 2007
    Inventors: Kazuwa Nakao, Hidetomo Kitamura
  • Patent number: 7037717
    Abstract: An object of the present invention is to establish a clonal cell line of undifferentiated mesenchymal cells capable of differentiating into chondrocytes and adipocytes from a normal adult animal and to establish a screening method for cell differentiation-controlling materials. According to the present invention, cell lines capable of differentiating into chondrocytes and adipocytes, which are derived from normal adult animals; screening methods for cell differentiation-controlling materials using said cell lines; screening kits comprising said cell lines; cell differentiation-controlling materials obtained by said screening methods; and drugs containing said differentiation-controlling materials are provided.
    Type: Grant
    Filed: March 6, 1998
    Date of Patent: May 2, 2006
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventor: Hidetomo Kitamura
  • Publication number: 20040258731
    Abstract: A formulation for cartilage tissue formation, comprising a drug having a chondrogenesis-promoting action, a biodegradable and/or biocorrosive polymer, and a porous matrix and/or a hydrogel, wherein the porus matrix and the hydrogel substantially do not inhibit cartilage repair.
    Type: Application
    Filed: May 20, 2004
    Publication date: December 23, 2004
    Inventors: Tsuyoshi Shimoboji, Hidetomo Kitamura, Yoshiki Hayashi
  • Patent number: 6716628
    Abstract: A chondrogenesis promoter comprising as an active ingredient a compound represented by general formula (I) or a salt thereof: wherein R1 represents a halogen atom, a lower alkyl group, a lower alkoxy group, etc.; R2 represents a hydrogen atom, a lower alkyl group, a lower alkenyl group, a lower alkynyl group, a lower alkoxy group, an acyl group, an aryl group, a heterocyclic group, etc.; R3 represents a lower alkyl group, a cycloalkyl group, an aryl group, a heterocyclic group, etc.; R4 represents a hydrogen atom, a lower alkyl group, an aryl group, a heterocyclic group, etc.; X and Y represent —CH2—, —NH— or —O—; and n represents an integer of 0-4.
    Type: Grant
    Filed: August 21, 2002
    Date of Patent: April 6, 2004
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Hidetomo Kitamura, Atsuhiko Kato, Toru Esaki
  • Publication number: 20040028681
    Abstract: A preventive and therapeutic agent for psoriasis comprising an interleukin-6 (IL-6) antagonist such as, for example, an antibody against IL-6 receptor.
    Type: Application
    Filed: April 24, 2003
    Publication date: February 12, 2004
    Inventors: Hiroaki Ito, Kazuyuki Yoshizaki, Norihiro Nishimoto, Tadamitsu Kishimoto, Shin Shimaoka, Hidetomo Kitamura, Masamichi Sugimoto, Kenichi Akamatsu
  • Publication number: 20030187054
    Abstract: A chondrogenic composition comprising a drug with chondrogenic effect, a biodegradable and/or bioerodable polymer and a water-soluble and/or water-dispersible organic solvent.
    Type: Application
    Filed: September 9, 2002
    Publication date: October 2, 2003
    Inventors: Shunsuke Nagao, Hidetomo Kitamura, Yoshiki Hayashi
  • Publication number: 20030119896
    Abstract: A chondrogenesis promoter comprising as an active ingredient a compound represented by general formula (I) or a salt thereof: 1
    Type: Application
    Filed: August 21, 2002
    Publication date: June 26, 2003
    Applicant: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Hidetomo Kitamura, Atsuhiko Kato, Toru Esaki
  • Patent number: 6500854
    Abstract: A chondrogenesis promoter comprising as an active ingredient a compound represented by general formula (I) or a salt thereof: wherein R1 represents a halogen atom, a lower alkyl group, a lower alkoxy group, etc.; R2 represents a hydrogen atom, a lower alkyl group, a lower alkenyl group, a lower alkynyl group, a lower alkoxy group, an acyl group, an aryl group, a heterocyclic group, etc.; R1 represents a lower alkyl group, a cycloalkyl group, an aryl group, a heterocyclic group, etc.; R4 represents a hydrogen atom, a lower alkyl group, an aryl group, a heterocyclic group, etc.; X and Y represent —CH2—, —NH—or —O—; and n represents an integer of 0-4.
    Type: Grant
    Filed: September 21, 2001
    Date of Patent: December 31, 2002
    Assignee: Chugai Sei Yaku Kabushiki Kaisha
    Inventors: Hidetomo Kitamura, Atsuhiko Kato, Toru Esaki