Patents by Inventor Masahito Tachibana

Masahito Tachibana 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).

  • ENHANCER OF FERTILIZATION FUNCTION OF SPERM
    Publication number: 20220106270
    Abstract: An object of the present invention is to provide an agent for enhancing fertilization function of a mammal sperm, which comprises a low molecular compound which can be produced relatively easily and inexpensively as an active ingredient, and a method for enhancing fertilization function of a mammal sperm and a method for preparing a mammal fertilized egg, which use a low molecular compound which can be produced relatively easily and inexpensively. An agent comprising one or more compounds selected from the group consisting of compounds of the following formula (I0), formula (II), and formula (III), and physiologically acceptable salts thereof when R3 is OH is used as an agent for enhancing fertilization function of a mammal sperm.
    Type: Application
    Filed: June 4, 2019
    Publication date: April 7, 2022
    Inventors: Takaaki Abe, Nobuo Yaegashi, Masahito Tachibana, Kenichiro Hayashi
  • HUMAN PLURIPOTENT STEM CELLS PRODUCED BY SOMATIC CELL NUCLEAR TRANSFER
    Publication number: 20170152476
    Abstract: Human pluripotent embryonic stem cells produced by somatic cell nuclear transfer as well as methods of making and using said human pluripotent embryonic stem cells are disclosed.
    Type: Application
    Filed: December 6, 2016
    Publication date: June 1, 2017
    Applicant: OREGON HEALTH & SCIENCE UNIVERSITY
    Inventors: Shoukhrat Mitalipov, Masahito Tachibana
  • Human pluripotent embryonic stem cells produced by nuclear transfer using a somatic cell nucleus treated with HVJ-E extract and an oocyte from a donor cycle that produced 15 or fewer oocytes
    Patent number: 9546383
    Abstract: Human pluripotent embryonic stem cells produced by somatic cell nuclear transfer as well as methods of making and using said human pluripotent embryonic stem cells are disclosed.
    Type: Grant
    Filed: May 13, 2014
    Date of Patent: January 17, 2017
    Assignee: OREGON HEALTH & SCIENCE UNIVERSITY
    Inventors: Shoukhrat Mitalipov, Masahito Tachibana
  • HUMAN PLURIPOTENT STEM CELLS PRODUCED BY SOMATIC CELL NUCLEAR TRANSFER
    Publication number: 20140335619
    Abstract: Human pluripotent embryonic stem cells produced by somatic cell nuclear transfer as well as methods of making and using said human pluripotent embryonic stem cells are disclosed.
    Type: Application
    Filed: May 13, 2014
    Publication date: November 13, 2014
    Applicant: OREGON HEALTH & SCIENCE UNIVERSITY
    Inventors: Shoukhrat Mitalipov, Masahito Tachibana