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Patent Assignment
Reel/Frame 017123/0250

Assignment of Assignor's Interest

Recorded: 2005-10-21 Pages: 2
Assignors
RIHO, YOSHIRO
Executed: 2005-09-01
KAJIGAYA, KAZUHIKO
Executed: 2005-09-01
Assignee
ELPIDA MEMORY INC.
2-1, YAESU 2-CHOME, CHUO-KU, TOKYO 104-0028, JAPAN
Covered Property (1)
Refresh Control Method of a Semiconductor Memory Device and Semiconductor Memory Device
Patent: 7,248,528 →
Application: 11/254,722 →
Publication: US 2006/0087903
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement May 15, 2012
From: ELPIDA MEMORY, INC.
To: APPLE INC.
Reel/Frame 028209/0477 →
Security Agreement Jul 29, 2013
From: PS4 LUXCO S.A.R.L.
To: ELPIDA MEMORY INC.
Reel/Frame 032414/0261 →
Release of Security Interest Feb 24, 2014
From: APPLE, INC
To: ELPIDA MEMORY, INC.
Reel/Frame 032331/0637 →
Assignment of Assignor's Interest May 15, 2014
From: ELPIDA MEMORY, INC.
To: PS4 LUXCO S.A.R.L.
Reel/Frame 032899/0588 →