Patents by Inventor Masahito Oyanagi

Masahito Oyanagi 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
    Publication number: 20050282040
    Abstract: Provided is a magnetic recording medium having excellent surface smoothness and coating durability. The magnetic recording medium comprises an undercoating layer comprising a radiation-curing resin as a main component and a magnetic layer comprising a ferromagnetic powder and a binder in this order on a nonmagnetic support. The undercoating layer comprises no particulate matter, and the magnetic layer comprises a diamond powder.
    Type: Application
    Filed: June 7, 2005
    Publication date: December 22, 2005
    Inventors: Masahito Oyanagi, Takeshi Harasawa