Patent Assignment
Reel/Frame 006543/0738
Assignment of Assignor's Interest
Recorded: 1993-05-18
Pages: 2
Assignors
YOSHINAGA, MASAKI
Executed: 1993-02-18
HATANAKA, NORIAKI
Executed: 1993-02-22
HIRAI, TOMOAKI
Executed: 1993-02-22
NAGAYA, YUJI
Executed: 1993-02-18
HIROSE, TSUYOSHI
Executed: 1993-02-18
KAJI, TADAO
Executed: 1993-02-26
Assignee
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU, TOKYO, JAPAN
Covered Property
(1)
Magnetic Disk Head Circuit Having a Write Current Changeover Circuit with a Clamp Voltage Depending on Write Current for High-Speed Data Transfer
Patent:
5,392,172 →
Application:
08/010,146 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Release of Security Interests in Patent Rights
Dec 27, 2005
From: JPMORGAN CHASE BANK, N.A. (FORMERLY KNOWN AS THE CHASE MANHATTAN BANK AND JPMORGAN CHASE BANK), AS ADMINISTRATIVE AGENT
To: SEAGATE TECHNOLOGY LLC
Reel/Frame 016937/0554 →
Assignment of Assignor's Interest
Mar 25, 2011
From: HITACHI, LTD.
To: RENESAS ELECTRONICS CORPORATION
Reel/Frame 026109/0528 →