IP Library Assignment 021615/0837
Patent Assignment
Reel/Frame 021615/0837

Assignment of Assignor's Interest

Recorded: 2008-10-01 Pages: 2
Assignor
KOYANAGI, MITSUMASA
Executed: 2007-02-07
Assignee
ZYCUBE CO., LTD.
5-13, NIHONBASHI 3-CHOME, CHUO-KU, TOKYO, 103-0027, JAPAN
Covered Property (1)
Semiconductor Device Having Three-Dimensional Stacked Structure and Method of Fabricating the Same
Application: 11/570,009 →
Publication: US 2009/0115042
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 13, 2012
From: ZYCUBE CO., LTD.
To: KAMIYACHO IP HOLDINGS
Reel/Frame 028042/0721 →
Assignment of Assignor's Interest Jan 30, 2014
From: KAMIYACHO IP HOLDINGS
To: RAMBUS INC.
Reel/Frame 032095/0864 →