Assignment of Assignor's Interest

Recorded: 2002-11-14 Received: 2002-11-26 Pages: 3

Assignor

PIERRAT, CHRISTOPHE

Executed: 2002-11-13

Assignee

NUMERICAL TECHNOLOGIES, INC.

70 WEST PLUMERIA DRIVE, SAN JOSE, CA, 95134-2134, UNITED STATES

Covered Property (1)

Method and Apparatus for Using a Complementary Mask to Clear Phase Conflicts on a Phase Shifting Mask

Application: 10/294,253 →