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Yokohama Kanagawa, Japan

Ryuta Kumagai

USPTO Granted Patents = 4

Average Co-Inventor Count = 2.0

ph-index = 1

Location History:

Kanagawa, JP (2015)
Yokohama Kanagawa, JP (2020)

Company Filing History:

4 out of 52,735

Kabushiki Kaisha Toshiba

Toshiba Electronic Devices & Storage Corporation

where one patent can have more than one assignee

Years Active: 2015-2025

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12300278 - Magnetic disk device and write method (2025-05-13),

2. 10872040 - Magnetic disk device and recording method of the same (2020-12-22),

3. 10592423 - Magnetic disk device and recording method of the same (2020-03-17),

4. 9105297 - Information recording device and data recovery method (2015-08-11),

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