Patents by Inventor Tetuya Ookura

Tetuya Ookura 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).

  • Erythrose reductase, its cDNA and cell which the cDNA express
    Patent number: 6960458
    Abstract: Protein having an erythrose reductase activity; a DNA encoding the protein; a cell to which a DNA has been transferred in a manner such that the DNA is capable of expressing an erythrose reductases type III, II or I the DNA encodes; and a method for producing erythritol, comprising acting the erythrose reductases type III, II or I or a cell to which erythrose reductases type III, II or I has been transferred in a manner capable of expressing the erythrose reductases type III, II or I on D-erythrose and harvesting the produced erythritol.
    Type: Grant
    Filed: January 9, 2002
    Date of Patent: November 1, 2005
    Assignee: Director of National Food Research Institute, Ministry of Agriculture, Forestry and Fisheries
    Inventors: Tetuya Ookura, Takafumi Kasumi, Eiji Asaba
  • Erythrose reductase, its cDNA and cell which the cDNA express
    Publication number: 20050233430
    Abstract: Protein having an erythrose reductase activity; a DNA encoding the protein; a cell to which a DNA has been transferred in a manner such that the DNA is capable of expressing an erythrose reductases type III, II or I the DNA encodes; and a method for producing erythritol, comprising acting the erythrose reductases type III, II or I or a cell to which erythrose reductases type III, II or I has been transferred in a manner capable of expressing the erythrose reductases type III, II or I on D-erythrose and harvesting the produced erythritol.
    Type: Application
    Filed: May 10, 2005
    Publication date: October 20, 2005
    Applicant: Director of National Food Research Institute
    Inventors: Tetuya Ookura, Takafumi Kasumi, Eiji Asaba
  • Erythrose reductase, its cDNA and cell which the cDNA express
    Publication number: 20020160480
    Abstract: Protein having an erythrose reductase activity; a DNA encoding the protein; a cell to which a DNA has been transferred in a manner such that the DNA is capable of expressing an erythrose reductases type III, II or I the DNA encodes; and a method for producing erythritol, comprising acting the erythrose reductases type III, II or I or a cell to which erythrose reductases type III, II or I has been transferred in a manner capable of expressing the erythrose reductases type III, II or I on D-erythrose and harvesting the produced erythritol.
    Type: Application
    Filed: January 9, 2002
    Publication date: October 31, 2002
    Applicant: DIRECTOR OF NATIONAL FOOD RESEARCH INSTITUTE
    Inventors: Tetuya Ookura, Takafumi Kasumi, Eiji Asaba
  • Erythrose reductase, its cDNA and cell which the cDNA express
    Publication number: 20020127677
    Abstract: A protein shown in (A) or (B) below:
    Type: Application
    Filed: March 8, 2001
    Publication date: September 12, 2002
    Applicant: Director of National Food Research Institute, Ministry of Agriculture, Forestry and Fisheries
    Inventors: Tetuya Ookura, Takafumi Kasumi, Eiji Asaba