IP Library › Assignment 022298/0552
Patent Assignment
Reel/Frame 022298/0552

Assignment of Assignor's Interest

Recorded: 2009-02-23 Pages: 2
Assignors
CONTRERAS, JOHN THOMAS
Executed: 2009-02-18
HSU, YIMIN
Executed: 2009-02-23
SCHABES, MANFRED ERNST
Executed: 2009-02-18
XING, XINZHI
Executed: 2009-02-18
Assignee
HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V.
LOCATELLIKADE 1, PARNASSUSTOREN, 1076 AZ AMSTERDAM, NETHERLANDS
Covered Property (1)
Perpendicular Magnetic Recording System with Magnetic Precession for Fast Switching of Perpendicular Write Pole Magnetization
Patent: 8,139,319 →
Application: 12/391,242 →
Publication: US 2010/0214693
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 6, 2016
From: HGST NETHERLANDS B.V.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 040826/0821 →