Chian-Hung Chen has been granted 3 US patents while listed as an inventor at Applied Optoelectronics. The first was granted in 2008 and the most recent in January 2012. Chian-Hung Chen ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Chian-Hung Chen in Sugar Land, TX, US.