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Patent applications and USPTO patent grants for Chang; Ching Sen.The latest application filed is for "method and a device for measuring axial polarizing angle of polarizer".
Patent | Date |
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Method and a device for measuring axial polarizing angle of polarizer App 20080129999 - Lin; Jia Chiang ;   et al. | 2008-06-05 |
Optical compensation apparatus and a method for manufacturing the same, and a liquid crystal device having the optical compensation apparatus App 20070222926 - Chang; Ching Sen ;   et al. | 2007-09-27 |
Optical sheet for a super twisted nematic display related applications App 20060050214 - Hong; Wei-Duz ;   et al. | 2006-03-09 |
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