Patents by Inventor Youhei Aritoshi

Youhei Aritoshi 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 recording medium and method for production thereof
    Publication number: 20070224456
    Abstract: A magnetic recording medium including: a nonmagnetic support; a smoothing layer containing a polymer; a nonmagnetic layer formed by coating a first solution containing nonmagnetic powder and a binder on the smoothing layer and drying the coated first solution; and a magnetic layer formed by coating a second solution containing ferromagnetic powder, inorganic powder and a binder on the nonmagnetic layer and drying the coated second solution, in this order.
    Type: Application
    Filed: March 27, 2007
    Publication date: September 27, 2007
    Applicant: FUJIFILM Corporation
    Inventors: Naoto Murao, Youhei Aritoshi
  • Magnetic recording medium and magnetic recording and reproducing method using the same
    Publication number: 20060078711
    Abstract: A magnetic recording medium comprising: a nonmagnetic support; and a magnetic layer containing ferromagnetic powder and a binder, wherein the magnetic layer has on a surface thereof 80 or less depressions having a depth of 10 nm or more per 260×350 ?m2.
    Type: Application
    Filed: September 29, 2005
    Publication date: April 13, 2006
    Inventors: Toshiharu Takeda, Youhei Aritoshi