Patents by Inventor Yusushi Hattori

Yusushi Hattori 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).

  • Magnetic particles, method for producing the same, and magnetic recording medium
    Publication number: 20070227624
    Abstract: Magnetic particles of the present invention comprising monocrystals of rare earth element-transition metal-metalloid having particle diameters of 5 nm to 50 nm. The magnetic particles are produced by a producing method comprising a step of fabricating a quenched thin band comprising rare earth element-transition metal-metalloid. A magnetic recording medium of the present invention includes the magnetic layer which contains therein the magnetic particles and the binder, and which is formed on the non-magnetic substrate.
    Type: Application
    Filed: September 30, 2005
    Publication date: October 4, 2007
    Inventor: Yusushi Hattori