Patent Assignment
Reel/Frame 015635/0362
Assignment of Assignor's Interest
Recorded: 2005-01-31
Pages: 5
Assignor
HITACHI, LTD.
Executed: 2005-01-20
Assignee
HITACHI GLOBAL STORAGE TECHNOLOGIES JAPAN, LTD.
2880 KOZU, ODAWARA-SHI KANAGAWA-KEN, JAPAN
Covered Properties
(18)
Data Synchronization Detection Device, Information Recording Device, Information Reproduction Device, Information Recording Format, Signal Processing Device, Information Recording and Reproducing Device, and Information Recording Medium
Data Synchronization Detection Method, Information Recording Method, and Information Reproduction Method
Magnetic Head Slider and Magnetic Head Slider Assembly Having a Leading Slope Angle Smaller Than a Trailing Slope Angle
Data Decoding Method and Circuit and Information Recording and Reproducing Apparatus Using the Same
Magnetic Disk Drive
Evaluation System and Method of Measuring a Quantitative Magnetic Field of a Magnetic Material
Magnetic Recording Apparatus
Controller for Information Recording and Reproducing Device and Control Method for the Information Recording and Reproducing Device
A Disk Device Having a Function to Confirm That a Selected Head Is Proper for a Disk Surface
A Recording/Reproducing Separated Type Head with Heat Radiating Structure
Disk Drive Having a Two-Stage Actuator for Suppressing a Flying-Height Fluctuation
Storage Subsystem Having Plural Storage Systems and Storage Selector for Selecting One of the Storage Systems to Process an Access Request
Disk Drive with Spring Provided in Groove of Voice Coil Holder to Electrically Connect Voice Coil with Flexible Printed Circuit
Disk Device and Method of Generating Signal Re
Magnetic Recording Medium and a Magnetic Storage Apparatus
Vehicle-Mounted Information Processing Apparatus Having Magnetic Disk Device
Method of Mounting Magnetic Disk Device, Cabinet for Magnetic Disk Device, and Magnetic Disk Device
Perpendicular-Magnetic Recording Media and Magnetic Recording Apparatus
Related Assignments
(24)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 29, 2002
From: TANI, HIROSHI; SHODA, MITSUHIRO
To: HITACHI, LTD.
Reel/Frame 013245/0161 →
Assignment of Assignor's Interest
May 9, 2003
From: YUITO, ISAMU; AKAMATSU, KIYOSHI
To: HITACHI, LTD.
Reel/Frame 014049/0154 →
Assignment of Assignor's Interest
May 16, 2003
From: HONDA, KIYOSHI; NISHINA, MASATOSHI
To: HITACHI, LTD.
Reel/Frame 014079/0117 →
Assignment of Assignor's Interest
Jul 7, 2003
From: SATOH, NAOKI; YAMAGUCHI, TAKASHI; SAITO, ATSUSHI; NAKAMURA, KOZO
To: HITACHI, LTD.; XANAVI INFORMATICS CORPORATION
Reel/Frame 014239/0625 →
Assignment of Assignor's Interest
Jun 4, 2004
From: SHIMAKURA, TOMOKAZU; SUZUKI, HIROSHI
To: HITACHI, LTD.
Reel/Frame 015432/0088 →
Assignment of Assignor's Interest
Nov 17, 2004
From: NAKAMURA, SHIGEO; TAKAHASHI, HARUHIDE; WAKATSUKI, KOUSAKU
To: HITACHI, LTD.
Reel/Frame 015388/0775 →
Assignment of Assignor's Interest
Jan 10, 2005
From: HANADA, KAZUYOSHI; NAKAMURA, SHIGEO
To: HITACHI, LTD.
Reel/Frame 015572/0429 →
Assignment of Assignor's Interest
Jan 10, 2005
From: HANADA, KASUYOSHI; BEPPU, OSAMU
To: HITACHI, LTD.
Reel/Frame 015575/0863 →
Assignment of Assignor's Interest
Jan 10, 2005
From: WATANABE, YOSHIJU; ITO, YASUYUKI
To: HITACHI, LTD.
Reel/Frame 015582/0177 →
Assignment of Assignor's Interest
Jan 10, 2005
From: NISHIDA, YASUTAKA; MOCHIZUKI, MASAFUMI; TSUCHINAGA, HIROYUKI; SAWAGUCHI, HIDEKI
To: HITACHI, LTD.
Reel/Frame 015572/0530 →
Assignment of Assignor's Interest
Jan 10, 2005
From: OSHIMI, IWAO; ITOU, KIYOTADA; ONOYAMA, KATSUMOTO; HAMADA, YOSUKE
To: HITACH, LTD.
Reel/Frame 015576/0368 →
Assignment of Assignor's Interest
Jan 10, 2005
From: HAYAKAWA, TAKAKO; NAKAMURA, SHIGEO; UEFUNE, KOUKI; FUJITA, YUJI
To: HITACHI, LTD.
Reel/Frame 015576/0309 →
Assignment of Assignor's Interest
Jun 3, 2005
From: NISHIDA, YASUTAKA; HAMAGUCHI, TAKEHIKO; SAWAGUCHI, HIDEKI
To: HITACHI, LTD,
Reel/Frame 016302/0854 →
Assignment of Assignor's Interest
Jun 22, 2005
From: WATANABE, YOSHIJU; ITO, YASUYUKI
To: HITACHI, LTD.; HITACHI VIDEO AND INFORMATION SYSTEM, INC.
Reel/Frame 016385/0566 →
Corrective Assignment to Correct Assignee's Name Previously Recorded at Reel 015582 Frame 0177
Jun 22, 2005
From: WATANABE, YOSHIJU; ITO, YASUYUKI
To: HITACHI, LTD.; HITACHI VIDEO AND INFORMATION SYSTEM, INC.
Reel/Frame 016392/0013 →
Document Previously Recorded at Reel 016385 and Frame 0566 Contained an Error in Property Number 10930215. Document Rerecorded to Correct Errors on Stated Reel.
Oct 6, 2005
From: WATANABE, YOSHIJU; ITO, YASUYUKI
To: HITACHI, LTD.; HITACHI VIDEO AND INFORMATION SYSTEM, INC.
Reel/Frame 016855/0287 →
Document Re-Recorded to Correct an Error Contained in Property Number 10/930161. Document Previously Recorded on Reel 016392 Frame 0013. Assignor(S) Hereby Confirms the Assignment.
Aug 11, 2008
From: WATANABE, YOSHIJU; ITO, YASUYUKI
To: HITACHI, LTD.; HITACHI VIDEO AND INFORMATION SYSTEM, INC.
Reel/Frame 021421/0036 →
Corrective Assignment to Correct the Serial Number, Filing Date, Patent Number and Title, Previously Recorded on Reel 015582 Frame 0177. Assignor(S) Hereby Confirms the Assignment to Hitachi, Ltd. and Hitachi Video and Information System, Inc.
Aug 11, 2008
From: WATANABE, YOSHIJU; ITO, YASUYUKI
To: HITACHI, LTD.; HITACHI VIDEO AND INFORMATION SYSTEM, INC.
Reel/Frame 021366/0751 →
Assignment of Assignor's Interest
Dec 5, 2016
From: HGST NETHERLANDS B.V.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 040820/0802 →
Change of Name
Dec 11, 2019
From: HITACHI GLOBAL STORAGE TECHNOLOGIES JAPAN, LTD.
To: HGST JAPAN, LTD.
Reel/Frame 051252/0372 →
Assignment of Assignor's Interest
Dec 18, 2019
From: HGST JAPAN, LTD.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 051325/0022 →
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 →
Release of Security Interest
Jul 17, 2025
From: CERBERUS BUSINESS FINANCE AGENCY, LLC
To: KIDDE-FENWAL, LLC
Reel/Frame 072039/0243 →