HQ

Han QIAN

ED Empire Technology Development: 1 patents #88 of 213Top 45%
Overall (2016): #386,383 of 481,213Top 85%
1
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9407680 Quality-of-experience measurement for voice services Junwei Cao, Junwei Li 2016-08-02