Patent Assignment
Reel/Frame 017666/0367
Assignment of Assignor's Interest
Recorded: 2006-03-17
Pages: 3
Assignor
HITACHI, LTD.
Executed: 2006-02-22
Assignee
HITACHI GLOBAL STORAGE TECHNOLOGIES JAPAN, LTD.
2880 KOZU, ODAWARA-SHI, KANAGAWA-KEN 256-8510, JAPAN
Covered Properties
(13)
Magnetoresistive Magnetic Sensor and Magnetic Storage Apparatus
Magnetic Recording Head for Perpindicular Recording and Including a Portion Protruding Toward a Mail Pole and Magnetic Disc Storage Apparatus Mounting the Magnetic Head
Magnetic recording apparatus and system for driving a magnetic recording medium
Magnetic Recording Apparatus, Magnetic Recording Medium and Magnetic Recording Method
Magnetic Recording Head and Fabrication Process
Magnetic Head and a Magnetic Disk Drive
Altermatove Dc-Burstservo Pattern for Perpendicular Recording
Single Pole Type Recording Head with Tapered Edges
Perpendicular Magnetic Recording Media, Manufacturing Process of the Same, and Magnetic Storage Apparatus Using the Same
Structure and Plating Method of Thin Film Magnetic Head and Magnetic Storage Apparatus
Magnetic Hard Disk Drive
Ferromagnetic Tunnel Magnetoresistive Devices and Magnetic Head
Overshoot Current Phase/Amplitude Control for Hard Disk Drive Write Current
Related Assignments
(17)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 3, 2003
From: ITO, KENCHI; HAYAKAWA, JUN
To: HITACHI, LTD.
Reel/Frame 014590/0256 →
Assignment of Assignor's Interest
Oct 28, 2003
From: NAKAMURA, KIMIO
To: HITACHI, LTD.
Reel/Frame 014648/0252 →
Assignment of Assignor's Interest
Oct 28, 2003
From: MOCHIZUKI, MASAFUMI; NAKAMURA, ATSUSHI; ETOH, KIMITOSHI
To: HITACHI, LTD.
Reel/Frame 014643/0293 →
Assignment of Assignor's Interest
Oct 30, 2003
From: KIMURA, HISASHI; FUYAMA, MORIAKI
To: HITACHI, LTD.
Reel/Frame 014661/0066 →
Assignment of Assignor's Interest
Oct 30, 2003
From: NISHIDA, YASUTAKA; HAMAGUCHI, TAKEHIKO
To: HITACHI, LTD.
Reel/Frame 014657/0523 →
Assignment of Assignor's Interest
Nov 4, 2003
From: WATANABE, KATSURO; OHTSU, TAKAYOSHI; KATAOKA, KOUJI; YOSHIDA, NOBUO
To: HITACHI, LTD.
Reel/Frame 014671/0643 →
Assignment of Assignor's Interest
Nov 6, 2003
From: HAMAGUCHI, TAKEHIKO; MAEDA, HIDEAKI; SHISHIDA, KAZUHISA
To: HITACHI, LTD.
Reel/Frame 014690/0100 →
Assignment of Assignor's Interest
Feb 2, 2004
From: OKADA, TOMOHIRO; KAWATO, YOSHIAKI; NISHIDA, YASUTAKA; WAKAKI, YASUO
To: HITACHI, LTD.
Reel/Frame 014946/0752 →
Assignment of Assignor's Interest
Mar 9, 2004
From: KUDO, KAZUE; OKADA, YASUYUKI; YOSHIDA, NOBUO; FUYAMA, MORIAKI
To: HITACHI, LTD.
Reel/Frame 015067/0694 →
Assignment of Assignor's Interest
Sep 21, 2004
From: HAMAGUCHI, TAKEHIKO; AKAGI, KYO; TAKANO, HISASHI; ICHIHARA, TAKAYUKI
To: HITACHI, LTD.
Reel/Frame 015818/0210 →
Assignment of Assignor's Interest
Oct 6, 2004
From: HAYAKAWA, JUN
To: HITACHI, LTD.
Reel/Frame 015873/0183 →
Assignment of Assignor's Interest
Jan 25, 2005
From: IKEKAME, HIROSHI; YAMASHITA, TAKEO
To: HITACHI, LTD.
Reel/Frame 016213/0810 →
Assignment of Assignor's Interest
Feb 1, 2006
From: HITACHI, LTD.
To: HITACHI GLOBAL STORAGE TECHNOLOGIES JAPAN, LTD.
Reel/Frame 017225/0364 →
Assignment of Assignor's Interest
Dec 5, 2016
From: HGST NETHERLANDS B.V.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 040819/0450 →
Assignment of Assignor's Interest
Dec 5, 2016
From: HGST NETHERLANDS B.V.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 040820/0802 →
Security Interest
Feb 6, 2020
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS AGENT
Reel/Frame 052915/0566 →
Release of Security Interest at Reel 052915 Frame 0566
Feb 8, 2022
From: JPMORGAN CHASE BANK, N.A.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 059127/0001 →