Entries for March 2015

24
PTC has been awarded "A lighting system and controlling method thereof" in USA.

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24
PTC has been awarded "TOUCH SENSING CIRCUIT AND TOUCH SENSING METHOD" in USA.

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10
PTC has been awarded "METHOD FOR REDUCING OFFSET VOLTAGE OF OPERATIONAL AMPLIFIER AND THE CIRCUIT USING THE SAME" in China.

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03
PTC has been awarded "A lighting system and controlling method thereof" in ROC.

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