Patents by Inventor Yashio BANDO

Yashio BANDO 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).

  • Spherical boron nitride nanoparticles and synthetic method thereof
    Patent number: 8414855
    Abstract: Spherical boron nitride nanoparticles having an average particle diameter of less than 50 nm is obtained by a method of synthesizing spherical boron nitride nanoparticles including the following steps; heating a mixture of boric acid ester and nitrogen gas in ammonia gas and argon gas to form reaction product; crystallizing reaction product to form precursor of spherical boron nitride nanoparticles; and, heating the precursor in inert gas.
    Type: Grant
    Filed: February 2, 2010
    Date of Patent: April 9, 2013
    Assignee: National Institute for Materials Science
    Inventors: Chengchun Tang, Yashio Bando, Yang Huang, Chunyi Zhi, Dmitri Golberg
  • SPHERICAL BORON NITRIDE NANOPARTICLES AND SYNTHETIC METHOD THEREOF
    Publication number: 20110033707
    Abstract: Spherical boron nitride nanoparticles having an average particle diameter is less than 50 nm is obtained by a method of synthesizing spherical boron nitride nanoparticles including the following steps; heating a mixture of boric acid ester and nitrogen gas in ammonia gas and argon gas to form reaction product; crystallizing reaction product to form precursor of spherical boron nitride nanoparticles; and, heating the precursor in inert gas.
    Type: Application
    Filed: February 2, 2010
    Publication date: February 10, 2011
    Applicant: NATIONAL INSTITUTE FOR MATERIALS SCIENCE
    Inventors: Chengchun TANG, Yashio BANDO, Yang HUANG, Chunyi ZHI, Dmitri GOLBERG