Inventor
MATSUYAMA SO
JP11 patents
Patents
11 patentsUS11348604B2May 31, 2022
Magnetic recording and reproducing device
FUJIFILM CORP3 citations72
US11862214B2Jan 2, 2024
Magnetic tape, magnetic tape cartridge, and magnetic tape device
FUJIFILM CORP2 citations71
US12374360B2Jul 29, 2025
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
FUJIFILM CORP1 citations62
US12190918B2Jan 7, 2025
Magnetic recording and reproducing device
FUJIFILM CORP0 citations61
US11276429B2Mar 15, 2022
Magnetic recording medium including compound having a salt structure and magnetic recording and reproducing apparatus
FUJIFILM CORP1 citations61
US12424245B2Sep 23, 2025
Magnetic tape having characterized bright regions on magnetic layer, magnetic tape cartridge, and magnetic tape apparatus
FUJIFILM CORP0 citations59
US12537023B2Jan 27, 2026
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
FUJIFILM CORP0 citations58
US11538494B2Dec 27, 2022
Magnetic recording and reproducing device
FUJIFILM CORP0 citations51
US12482493B2Nov 25, 2025
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
FUJIFILM CORP0 citations50
US12380924B2Aug 5, 2025
Magnetic tape with characterized AlFeSil abrasion value, magnetic tape cartridge, and magnetic tape apparatus
FUJIFILM CORP0 citations50
US11264054B2Mar 1, 2022
Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
FUJIFILM CORP0 citations48