Patent Assignment
Reel/Frame 016213/0211
Assignment of Assignor's Interest
Recorded: 2005-01-31
Pages: 3
Assignor
HITACHI, LTD.
Executed: 2005-01-20
Assignee
HITACHI GLOBAL STORAGE TECHNOLOGIES JAPAN, LTD.
2880 KOZU, ODAWARA-SHI, KANAGAWA-KEN 256-8510, JAPAN
Covered Properties
(21)
Perpendicular Magnetic Recording Medium and Magnetic Storage Apparatus
Apparatus, Signal-Processing Circuit and Device for Magnetic Recording System
Perpendicular Magnetic Recording Media and Magnetic Storage Apparatus Using the Same
Magnetoresistive element with oxide magnetic layers and metal magnetic films deposited thereon
Application:
10/194,308 →
Publication:
US 2003/0016475
Lamination comprising oxide layer, magnetoresistive head using the same, and magnetic recording and reproducing device
Application:
10/292,544 →
Publication:
US 2003/0091864
Perpendicular Magnetic Recording Head and Perpendicular Magnetic Recording and Reproducing System
Magnetic Head and Magnetic Storage Apparatus
Perpendicular Magnetic Recording Media, Manufacturing Process of the Same, and Magnetic Storage Apparatus Using the Same
Magnetic Recording Medium with Controlled Grain Diameters and Method for Manufacturing the Same
Spin-valve head containing partial current-screen-layer, product method of said head, and current-screen method
Application:
10/368,478 →
Publication:
US 2004/0042127
A Cpp-Type Magnetic Head with Less Deformation and a Magnetic Recording/Reproducing System Using the Same
Perpendicular Magnetic Recording Media
Magnetic Head, Magnetic Head Gimbal Assembly, Magnetic Recording and Reproducing Apparatus, and Magnetic Memory
Magnetic Recording Head
Overshoot Current Phase/Amplitude Control for Hard Disk Drive Write Current
Magnetic Recording Medium, Magnetic Recording Apparatus Using the Same, and Method and Apparatus for Manufacturing the Magnetic Recording Medium
Magnetic Head
Magnetoresistive Head
Perpendicular magnetic recording medium
Application:
10/616,377 →
Publication:
US 2004/0146747
Perpendicular Magnetic Recording Medium and Magnetic Storage Apparatus Using the Same
Differential Detection Read Sensor, Thin Film Head for Perpendicular Magnetic Recording and Perpendicular Magnetic Recording Apparatus
Related Assignments
(12)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 29, 2001
From: SAWAGUCHI, HIDEKI; NISHIDA, YASUTAKA; TAKANO, HISASHI; TSUCHINAGA, HIROYUKI
To: HITACHI LTD.
Reel/Frame 012128/0858 →
Assignment of Assignor's Interest
Sep 10, 2001
From: KAWATO, YOSHIAKI; FUTAMOTO, MASAAKI; NAKAMOTO, KAZUHIRO
To: HITACHI, LTD.
Reel/Frame 012148/0633 →
Assignment of Assignor's Interest
Dec 26, 2001
From: TANAHASHI, KIWAMU; KIKUGAWA, ATSUSHI; HONDA, YUKIO
To: HITACHI, LTD.
Reel/Frame 012397/0733 →
Assignment of Assignor's Interest
Jun 6, 2003
From: IKEKAME, HIROSHI; YAMASHITA, TAKEO
To: HITACHI, LTD.
Reel/Frame 014164/0833 →
Assignment of Assignor's Interest
Jun 24, 2003
From: NAKAMURA, ATSUSHI; SUZUKI, YOSHIO; TANAHASHI, KIWAMU; TSUCHIYA, YUKO
To: HITACHI, LTD.
Reel/Frame 014239/0903 →
Assignment of Assignor's Interest
Jul 2, 2003
From: OKADA, YASUYUKI; HOSHIYA, HIROYUKI; KAWATO, YOSHIAKI
To: HITACHI, LTD.
Reel/Frame 014251/0320 →
Assignment of Assignor's Interest
Jul 2, 2003
From: ISHIKAWA, CHIAKI; HOSHIYA, HIROYUKI
To: HITACHI, LTD.
Reel/Frame 014286/0105 →
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 →
Patent Collateral Agreement - a&R Loan Agreement
Aug 21, 2023
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 064715/0001 →
Patent Collateral Agreement - Ddtl Loan Agreement
Aug 21, 2023
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 067045/0156 →