SUNG; Chang-Chih

Patent Applications and Registrations

Patent applications and USPTO patent grants for SUNG; Chang-Chih.The latest application filed is for "optical film and manufacturing method thereof".

Company Profile

0.3.9

SUNG; Chang-Chih - Taoyuan County TW
Sung; Chang-Chih - Zhongli City TW
Sung; Chang-Chih - Tu-Chen TW

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Optical Film And Manufacturing Method Thereof App 20120177890 - SUNG; Chang-Chih ; et al.	2012-07-12
Manufacturing Method And Apparatus For Optical Sheet App 20100237539 - Sung; Chang-Chih ; et al.	2010-09-23
Optical Sheet And Manufacturing Method Therefor App 20100104812 - Sung; Chang-Chih ; et al.	2010-04-29
Solar Cell and Method of Manufacturing a Transparent Cover Plate App 20090126780 - Sung; Chang-Chih	2009-05-21
Method and apparatus for manufacturing printed light guide plate Grant 7,488,918 - Sung February 10, 2	2009-02-10
Light guide plate measurement apparatus Grant 7,443,501 - Sung October 28, 2	2008-10-28
Backlight unit having reflective plate with reflection dots Grant 6,926,420 - Sung August 9, 2	2005-08-09
Method and apparatus for manufacturing printed light guide plate App 20040185175 - Sung, Chang-Chih	2004-09-23
Method of manufacturing electrode plate for battery App 20040178057 - Leu, Charles ; et al.	2004-09-16
Method for preventing light guide plate from being distorted App 20040156998 - Sung, Chang-Chih	2004-08-12
Backlight unit App 20040125589 - Sung, Chang-Chih	2004-07-01
Light guide plate measurement apparatus App 20040109158 - Sung, Chang-Chih	2004-06-10

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