Patent Assignment
Reel/Frame 009211/0621
Assignment of Assignor's Interest
Recorded: 1998-05-13
Pages: 2
Assignors
TANAKA, HIDETSUGU
Executed: 1998-04-13
YAMAMOTO, YOSHIO
Executed: 1998-04-13
HARADA, YOSHINAO
Executed: 1998-04-13
CHIKAZAWA, TAKAO
Executed: 1998-04-13
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property
(1)
Disk Drive Disk with Landing Zone Having Textured and Untextured Regions
Patent:
6,927,941 →
Application:
09/049,861 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 3, 2003
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V.
Reel/Frame 014100/0240 →
Change of Name
Oct 25, 2012
From: HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V.
To: HGST NETHERLANDS B.V.
Reel/Frame 029341/0777 →
Assignment of Assignor's Interest
Dec 5, 2016
From: HGST NETHERLANDS B.V.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 040818/0551 →