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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
03/13/2012
Application #:
12337606
Filing Dt:
12/17/2008
Publication #:
Pub Dt:
06/17/2010
Inventors:
Chien-Min Wu, Chien-Chih Chen
Title:
METHOD OF MEASURING NUMERICAL APERTURE OF EXPOSURE MACHINE, CONTROL WAFER, PHOTOMASK, AND METHOD OF MONITORING NUMERICAL APERTURE OF EXPOSURE MACHINE
Assignment: 1
Reel/Frame:
022030/0494Recorded: 12/26/2008Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
12/16/2008
Exec Dt:
12/16/2008
Assignee:
NO.18, LISING 1ST RD., EAST DISTRICT,
HSINCHU CITY, TAIWAN 300
Correspondent:
JIANQ CHYUN INTELLECTUAL PROPERTY OFFICE
7F.-1, NO.100, ROOSEVELT RD., SEC. 2,
TAIPEI, 100 TAIWAN
Assignment: 2
Reel/Frame:
049602/0574Recorded: 06/26/2019Pages: 6
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/11/2018
Assignee:
NO. 18, LISING 1ST RD., EAST DISTRICT,
HSINCHU CITY, TAIWAN 300
Correspondent:
JCIPRNET
P.O. BOX 600 TAIPEI GUTING
TAIPEI CITY, 10099 TAIWAN

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