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For the Inventor, By the Inventor

Austin, TX, United States of America

Petersen Advanced Lithography, Inc.


USPTO Granted Patents = 1

Forward Citations = 6

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1 inventor (with patents filed for the assignee):

goldMedal John S Petersen (1 out of 12 patents)


1 patent:

1. 6800401 - Method for phase shift mask design, fabrication, and use (2004-10-05),
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USPTO Data Jan 1 1976 - Jan 20 2026

1 Patents

#1,205 in Austin, TX

#9,091 in Texas

#134,319 in US

...
Austin, TX, United States of America

Petersen Advanced Lithography, Inc.

Forward Citations = 6

1 inventor:

goldMedal John S Petersen (1 out of 12 patents)

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