Patents by Inventor Koutaro Kai

Koutaro Kai 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).

  • Artificial kidney precursor and process for production thereof
    Patent number: 9758766
    Abstract: The present invention provides an artificial kidney precursor containing a non-human mammalian metanephros separated out from a living body, wherein the metanephros has been subjected to freezing and thawing treatments outside a living body, and contains mammalian mesenchymal stem cells transferred outside a living body, and a method of production thereof.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: September 12, 2017
    Assignees: OTSUKA PHARMACEUTICAL FACTORY, INC., JICHI MEDICAL UNIVERSITY, THE JIKEI UNIVERSITY, TOKYO WOMEN'S MEDICAL UNIVERSITY
    Inventors: Eiji Kobayashi, Takashi Yokoo, Koutaro Kai
  • ARTIFICIAL KIDNEY PRECURSOR AND PROCESS FOR PRODUCTION THEREOF
    Publication number: 20150104434
    Abstract: The present invention provides an artificial kidney precursor containing a non-human mammalian metanephros separated out from a living body, wherein the metanephros has been subjected to freezing and thawing treatments outside a living body, and contains mammalian mesenchymal stem cells transferred outside a living body, and a method of production thereof.
    Type: Application
    Filed: December 9, 2014
    Publication date: April 16, 2015
    Inventors: Eiji KOBAYASHI, Takashi YOKOO, Koutaro KAI
  • ARTIFICIAL KIDNEY PRECURSOR AND PROCESS FOR PRODUCTION THEREOF
    Publication number: 20110104656
    Abstract: The present invention provides an artificial kidney precursor containing a non-human mammalian metanephros separated out from a living body, wherein the metanephros has been subjected to freezing and thawing treatments outside a living body, and contains mammalian mesenchymal stem cells transferred outside a living body, and a method of production thereof.
    Type: Application
    Filed: July 2, 2009
    Publication date: May 5, 2011
    Applicants: OTSUKA PHARMACEUTICAL FACTORY, INC., JICHI MEDICAL UNIVERSITY, THE JIKEI UNIVERSITY, TOKYO WOMEN'S MEDICAL UNIVERSITY
    Inventors: Eiji Kobayashi, Takashi Yokoo, Koutaro Kai