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Takehiko EGUCHI
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Sampled-data polydyne feedforward position control
Patent number
11,676,629
Issue date
Jun 13, 2023
Western Digital Technologies, Inc.
Takehiko Eguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Polydyne acceleration trajectory control
Patent number
11,646,060
Issue date
May 9, 2023
Western Digital Technologies, Inc.
Takehiko Eguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Vibration sensor feedforward control for magnetic storage device
Patent number
11,574,649
Issue date
Feb 7, 2023
Western Digital Technologies, Inc.
Takehiko Eguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Fan noise attenuation at hard disk drive in rack-mount
Patent number
10,388,327
Issue date
Aug 20, 2019
Western Digital Technologies, Inc.
Takehiko Eguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hard disk drive with a vibration isolation frame
Patent number
10,019,043
Issue date
Jul 10, 2018
Western Digital Technologies, Inc.
Takehiko Eguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Magnetic disk apparatus
Patent number
8,922,942
Issue date
Dec 30, 2014
Hitachi, Ltd.
Takehiko Eguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Hard disk drive including a micromotion actuator and a damping unit
Patent number
8,630,066
Issue date
Jan 14, 2014
Hitachi, Ltd.
Takehiko Eguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording apparatus having improved anti-vibration arrangements
Patent number
6,894,866
Issue date
May 17, 2005
Hitachi, Ltd.
Noriyo Nishijima
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
Fan Noise Attenuation At Hard Disk Drive In Rack-Mount
Publication number
20180247677
Publication date
Aug 30, 2018
WESTERN DIGITAL TECHNOLOGIES, INC.
Takehiko Eguchi
G11 - INFORMATION STORAGE
Information
Patent Application
HARD DISK DRIVE WITH A VIBRATION ISOLATION FRAME
Publication number
20170168527
Publication date
Jun 15, 2017
HGST NETHERLANDS B.V.
Takehiko EGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MAGNETIC DISK APPARATUS
Publication number
20140111883
Publication date
Apr 24, 2014
Hitachi, Ltd
Takehiko Eguchi
G11 - INFORMATION STORAGE
Information
Patent Application
REMOVABLE COVER ASSEMBLY FOR A DATA STORAGE DEVICE
Publication number
20130222947
Publication date
Aug 29, 2013
Taisuke Sugii
G11 - INFORMATION STORAGE
Information
Patent Application
HARD DISK DRIVE
Publication number
20110299197
Publication date
Dec 8, 2011
Hitachi, Ltd.
Takehiko EGUCHI
G11 - INFORMATION STORAGE
Information
Patent Application
Recording apparatus
Publication number
20030058574
Publication date
Mar 27, 2003
Noriyo Nishijima
G11 - INFORMATION STORAGE