Inventor
KUROKAWA TAKUTO
JP34 patents
Patents
34 patentsUS10839850B2Nov 17, 2020
Magnetic tape having characterized magnetic layer
FUJIFILM CORP22 citations94
US10497388B2Dec 3, 2019
Magnetic tape including characterized magnetic layer
FUJIFILM CORP44 citations94
US10453488B2Oct 22, 2019
Magnetic tape having characterized magnetic layer
FUJIFILM CORP29 citations94
US10839849B2Nov 17, 2020
Magnetic recording medium having characterized magnetic layer
FUJIFILM CORP13 citations86
US10741208B2Aug 11, 2020
Magnetic recording medium and magnetic recording and reproducing device
FUJIFILM CORP8 citations84
US10679657B2Jun 9, 2020
Magnetic tape and magnetic recording and reproducing device
FUJIFILM CORP10 citations84
US11302357B2Apr 12, 2022
Magnetic recording medium having characterized back coat and magnetic recording and reproducing apparatus
FUJIFILM CORP2 citations73
US11270725B2Mar 8, 2022
Magnetic recording medium having characterized magnetic layer, and magnetic recording and reproducing apparatus
FUJIFILM CORP2 citations73
US11270728B2Mar 8, 2022
Magnetic recording medium having characterized back coating layer and magnetic recording and reproducing apparatus
FUJIFILM CORP2 citations73
US11211087B2Dec 28, 2021
Magnetic tape having characterized back coating layer, magnetic recording medium and magnetic recording and reproducing device
FUJIFILM CORP2 citations73
US10861491B2Dec 8, 2020
Magnetic tape
FUJIFILM CORP2 citations73
US10854227B2Dec 1, 2020
Magnetic recording medium having characterized magnetic layer
FUJIFILM CORP2 citations73
US10854229B2Dec 1, 2020
Magnetic tape having characterized magnetic layer
FUJIFILM CORP2 citations73
US10714139B2Jul 14, 2020
Magnetic recording medium having characterized magnetic layer
FUJIFILM CORP3 citations73
US10475480B2Nov 12, 2019
Magnetic tape having characterized back coating and magnetic layers
FUJIFILM CORP4 citations73
US10403318B2Sep 3, 2019
Magnetic tape having characterized back coating layer
FUJIFILM CORP6 citations73
US11348604B2May 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
US11373680B2Jun 28, 2022
Magnetic tape having characterized magnetic layer and magnetic recording and reproducing device
FUJIFILM CORP2 citations71
US12374360B2Jul 29, 2025
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
FUJIFILM CORP1 citations62
US11514940B2Nov 29, 2022
Magnetic recording medium and magnetic recording and reproducing device
FUJIFILM CORP0 citations62
US11508408B2Nov 22, 2022
Magnetic tape having characterized magnetic layer, magnetic tape cartridge, and magnetic tape apparatus
FUJIFILM CORP0 citations62
US11367460B2Jun 21, 2022
Magnetic recording medium and magnetic recording and reproducing device
FUJIFILM CORP0 citations62
US10937456B2Mar 2, 2021
Magnetic tape
FUJIFILM CORP0 citations62
US10896692B2Jan 19, 2021
Magnetic tape
FUJIFILM CORP0 citations62
US10854228B2Dec 1, 2020
Magnetic tape having characterized magnetic layer
FUJIFILM CORP1 citations62
US10854232B2Dec 1, 2020
Magnetic recording medium having characterized magnetic layer
FUJIFILM CORP1 citations62
US12562191B2Feb 24, 2026
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
FUJIFILM CORP0 citations61
US12190918B2Jan 7, 2025
Magnetic recording and reproducing device
FUJIFILM CORP0 citations61
US11501799B2Nov 15, 2022
Magnetic tape having characterized magnetic layer and magnetic recording and reproducing device
FUJIFILM CORP0 citations61
US11462242B2Oct 4, 2022
Magnetic tape having characterized magnetic layer and magnetic recording and reproducing device
FUJIFILM CORP1 citations61
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
US10854230B2Dec 1, 2020
Magnetic tape having characterized magnetic layer
FUJIFILM CORP0 citations42