Patent Assignment
Reel/Frame 023574/0230
Assignment of Assignor's Interest
Recorded: 2009-11-25
Pages: 24
Assignor
CREDENCE SYSTEMS CORPORATION
Executed: 2008-02-20
Assignee
DCG SYSTEMS, INC.
45900 NORTHPORT LOOP EAST, FREMONT, CALIFORNIA, 94538
Covered Property
(1)
Photoconductive-Sampling Voltage Measurement
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 20, 2002
From: WILSHER, KENNETH R.; HO, FRANCIS
To: SCHLUMBERGER TECHNOLOGIES, INC.
Reel/Frame 012616/0468 →
Assignment of Assignor's Interest
Jun 23, 2003
From: SCHLUMBERGER TECHNOLOGIES, INC.
To: NPTEST, LLC
Reel/Frame 014268/0115 →
Assignment of Assignor's Interest
Oct 13, 2004
From: NPTEST, LLC
To: CREDENCE SYSTEMS CORPORATION
Reel/Frame 015242/0574 →