US Patent Issued to FUJIFILM on July 29 for "Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus" (Japanese Inventors)

ALEXANDRIA, Va., July 30 -- United States Patent no. 12,374,360, issued on July 29, was assigned to FUJIFILM Corp. (Tokyo).

"Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus" was invented by Norihito Kasada (Minamiashigara, Japan), Yujin Shibata (Minamiashigara, Japan), Takuto Kurokawa (Minamiashigara, Japan) and So Matsuyama (Minamiashigara, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The magnetic tape includes: a non-magnetic support; and a magnetic layer containing a ferromagnetic powder, in which a contact angle with 1-bromonaphthalene, which is measured on a surface of the magnetic layer, is 45.0deg or more and 55.0deg or less, and standard deviation Sigma of the contact angl...