Patents by Inventor Osamu Hotta

Osamu Hotta 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).

  • IgA Nephropathy Testing Method And Test Kit
    Publication number: 20110143382
    Abstract: There is provided a renal disease testing method comprising a complex detection step of detecting a complex of an antigen derived from human renal mesangial cells and human IgA in a sample derived from urine collected from a subject. It is preferred that the renal disease testing method of the invention further comprises a determination step of assessing the whether the renal disease is IgA nephropathy based on the ratio of the amount of the complex detected in the complex detection step to the amount of urinary proteins in the sample. The renal disease testing method of the invention has good detection sensitivity and specificity, and can conveniently and safely assess the existence of a renal disease (preferably, IgA nephropathy).
    Type: Application
    Filed: May 29, 2009
    Publication date: June 16, 2011
    Applicant: Eisai R & D Management Co., Ltd.
    Inventors: Takashi Obara, Sadaaki Mizoguchi, Osamu Hotta
  • Use of 15-deoxyspergualin for the treatment of hyperreactive inflammatory diseases and autoimmune diseases
    Patent number: 7776829
    Abstract: The invention describes the use of deoxyspergualin (DSG) or an analogue thereof for the preparation of a medicament for the treatment of and/or prophylaxis against hyperreactive inflammatory diseases and autoimmune diseases, wherein the treatment is performed in cycles.
    Type: Grant
    Filed: August 10, 2006
    Date of Patent: August 17, 2010
    Assignees: Euro Nippon Kayaku GmbH, Nippon Kayaku Kabushiki Raisha
    Inventors: Rainer Birck, Johannes Drexler, Osamu Hotta, Rainer Nowack, Johannes Fokku Van Der Woude
  • USE OF 15-DEOXYSPERGUALIN FOR THE TREATMENT OF HYPERREACTIVE INFLAMMATORY DISEASES AND AUTOIMMUNE DISEASES
    Publication number: 20060293391
    Abstract: The invention describes the use of deoxyspergualin (DSG) or an analogue thereof for the preparation of a medicament for the treatment of and/or prophylaxis against hyperreactive inflammatory diseases and autoimmune diseases, wherein the treatment is performed in cycles.
    Type: Application
    Filed: August 10, 2006
    Publication date: December 28, 2006
    Applicants: EURO NIPPON KAYAKU GMBH, NIPPON KAYAKU KABUSHIKI KAISHA
    Inventors: Rainer Birck, Johannes Drexler, Osamu Hotta, Rainer Nowack, Johannes van der Woude
  • Use of 15-deoxyspergualin for the treatment of ANCA associated vasculitis
    Patent number: 7153887
    Abstract: The invention describes the use of deoxyspergualin (DSG) or an analogue thereof for the preparation of a medicament for the treatment of and/or prophylaxis against hyperreactive inflammatory diseases and autoimmune diseases, wherein the treatment is performed in cycles.
    Type: Grant
    Filed: April 14, 2000
    Date of Patent: December 26, 2006
    Assignees: Euro Nippon Kayaku GmbH, Nippon Kayaku Kabushiki Kaisha
    Inventors: Rainer Birck, Johannes Drexler, Osamu Hotta, Rainer Nowack, Johannes Fokku van der Woude
  • Means for examining nephropathy
    Publication number: 20030224445
    Abstract: A convenient means of examining nephropathy is provided. Paying attention to fat granules contained in urinary lipomicrons and oval fat which are observed in association with nephropathy, it is found out that the contents of lipoproteins or analogs thereof or constituents of the same contained in these substances significantly indicate relevance to nephropathy, thereby completing the above-described examination means.
    Type: Application
    Filed: December 31, 2002
    Publication date: December 4, 2003
    Inventors: Osamu Hotta, Yasushi Shirahase, Hisahide Hiura
  • Method of measuring lipid components and method of examining of renal failure
    Publication number: 20030017523
    Abstract: The problems of the present invention are to provide a simple and convenient means for the examination of renal failure and to provide a method for the measurement of a lipid component in urine utilizing the said examining means.
    Type: Application
    Filed: August 7, 2002
    Publication date: January 23, 2003
    Inventors: Osamu Hotta, Yasushi Shirahase, Hisahide Hiura
  • Method for recovering acrylonitrile contained in a gas
    Patent number: 5977396
    Abstract: A method for recovering acrylonitrile contained in a gas, which comprises contacting a gas containing acrylonitrile with water to let the acrylonitrile be absorbed in water, wherein the acrylonitrile is absorbed in water in the presence of a substance having a relative volatility to water at 70.degree. C. of smaller than 1.
    Type: Grant
    Filed: November 4, 1998
    Date of Patent: November 2, 1999
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Osamu Hotta, Hiroaki Nakata