Patent Assignment
Reel/Frame 019440/0743
Assignment of Assignor's Interest
Recorded: 2007-06-11
Pages: 3
Assignor
HITACHI DEVICE ENGINEERING CO., LTD.
Executed: 2007-02-16
Assignee
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME, CHIYODA-KU, (A CORPORATION OF JAPAN), TOKYO, JAPAN
Covered Properties
(6)
Semiconductor Memory Device with Additional Conductive Line to Prevent Line Breakage
Patent:
5,416,347 →
Application:
07/959,534 →
Semiconductor
Patent:
5,604,697 →
Application:
08/574,104 →
Improved Synchronous Dynamic Memory Device Capable of Operating Over Wide Range of Operation Frequencies
Patent:
5,754,838 →
Application:
08/576,491 →
Semiconductor Memory
Patent:
5,777,927 →
Application:
08/779,835 →
Semiconductor Memory
Patent:
38,944 →
Application:
09/974,962 →
Large-Capacity Semiconductor Memory with Improved Layout for Sub-Amplifiers to Increase Operational Speed
Patent:
40,356 →
Application:
11/176,881 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 6, 1996
From: TAKAHASHI, TSUGIO; KITSUKAWA, GORO; AKIBA, TAKESADA; KAWASE, YASUSHI
To: HITACHI, LTD.; HITACHI DEVICE ENGINEERING CO., LTD.
Reel/Frame 008129/0386 →
Assignment of Assignor's Interest
Jun 14, 2007
From: HITACHI, LTD.
To: ELPIDA MEMORY, INC.
Reel/Frame 019419/0749 →
Assignment of Assignor's Interest
Nov 9, 2009
From: HITACHI, LTD.
To: RISING SILICON, INCORPORATED
Reel/Frame 023486/0530 →
Assignment of Assignor's Interest
May 15, 2014
From: ELPIDA MEMORY, INC.
To: PS4 LUXCO S.A.R.L.
Reel/Frame 032899/0588 →