RK

Ryuta Kumagai

KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
TS Toshiba Electronic Devices & Storage: 3 patents #228 of 900Top 30%
Overall (All Time): #1,082,607 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12300278 Magnetic disk device and write method Takao Aoki 2025-05-13
10872040 Magnetic disk device and recording method of the same Takahiro Shinbori 2020-12-22
10592423 Magnetic disk device and recording method of the same Takahiro Shinbori 2020-03-17
9105297 Information recording device and data recovery method Shoichi Aoki 2015-08-11