Patents by Inventor Yuki Hirajima

Yuki Hirajima 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).

  • SOLVENT-DISPERSIBLE PARTICLE
    Publication number: 20110220837
    Abstract: A solvent-dispersible particle including, a nanoparticle including two or more metallic components, and surface modifiers for covering the surface of the nanoparticle. The surface modifier includes, within its one molecule, two or more functional groups interacting with the two or more metallic components in the nanoparticle, respectively, and one or more functional groups having affinity for a solvent in which the nanoparticle is dispersed.
    Type: Application
    Filed: September 8, 2008
    Publication date: September 15, 2011
    Applicant: Hoya Corporation
    Inventors: Shuzo Tokumitsu, Yuki Hirajima
  • SOLVENT-DISPERSIBLE PARTICLE, FABRICATION METHOD THEREOF, AND DISPERSION
    Publication number: 20110101263
    Abstract: A multi-component alloy particle containing at least two metal components and at least one surface modifier contacting the metal components where in the multi-component alloy particle atoms of the metal components are arranged in an ordered manner, and the multi-component alloy particle is ferromagnetic and disperses in a solvent. Method for making the multi-component alloy particle.
    Type: Application
    Filed: October 28, 2010
    Publication date: May 5, 2011
    Applicant: HOYA CORPORATION
    Inventors: Shuzo Tokumitsu, Yuki Hirajima