IP Library Assignment 020403/0888
Patent Assignment
Reel/Frame 020403/0888

Assignment of Assignor's Interest

Recorded: 2008-01-25 Pages: 3
Assignor
KUMAZAKI, YOSHIHIRO
Executed: 1998-04-03
Assignee
NIPPON STEEL CORPORATION
6-3 OTEMACHI 2-CHOME, CHIYODA-KU, TOKYO, 100-8071, JAPAN
Covered Property (1)
Semiconductor Device Having a Shield Plate for Applying Electric Potential to the Semiconductor Substrate
Patent: 6,818,943 →
Application: 10/269,951 →
Publication: US 2003/0052363
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 13, 2006
From: NIPPON STEEL CORPORATION
To: PEGRE SEMICONDUCTORS, LLC
Reel/Frame 017555/0571 →
Merger Dec 7, 2010
From: PEGRE SEMICONDUCTORS LLC
To: INTELLECTUAL VENTURES I LLC
Reel/Frame 025446/0042 →