Ching-Chung Hung has been granted 11 US patents while listed as an inventor at Htc. The first was granted in 2006 and the most recent in January 2017. Ching-Chung Hung ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Ching-Chung Hung in Daxi District, TW.