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Patent Assignment
Reel/Frame 014448/0955

Assignment of Assignor's Interest

Recorded: 2003-08-29 Pages: 2
Assignors
YAMAMOTO, TOMOO
Executed: 2001-08-21
TAMAI, ICHIRO
Executed: 2001-08-20
ISHIKAWA, AKIRA
Executed: 2001-08-21
Assignee
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU, TOKYO, 101-8010, JAPAN
Covered Property (1)
Perpendicular Magnetic Recording Medium and Magnetic Storage Apparatus Using the Same
Patent: 6,881,504 →
Application: 10/650,809 →
Publication: US 2004/0043258
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 31, 2005
From: HITACHI, LTD.
To: HITACHI GLOBAL STORAGE TECHNOLOGIES JAPAN, LTD.
Reel/Frame 016213/0211 →
Assignment of Assignor's Interest Dec 5, 2016
From: HGST NETHERLANDS B.V.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 040820/0802 →