IP Library Assignment 011558/0270
Patent Assignment
Reel/Frame 011558/0270

Assignment of Assignor's Interest

Recorded: 2001-02-20 Pages: 2
Assignors
NISHIDA, YASUTAKA
Executed: 2000-11-20
TAKANO, HISASHI
Executed: 2000-11-20
MOCHIZUKI, MASAFUMI
Executed: 2000-11-20
Assignee
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU, TOKYO 101-, JAPAN
Covered Property (1)
Perpendicular Magnetic Recording System
Patent: 6,657,813 →
Application: 09/785,417 →
Publication: US 2001/0017746
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 2, 2003
From: HITACHI, LTD.
To: HITACHI GLOBAL STORAGE TECHNOLOGIES JAPAN, LTD.
Reel/Frame 014743/0567 →
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 →