YS

Youzhu Shi

Huawei: 3 patents #26 of 653Top 4%
Overall (2011): #31,424 of 364,097Top 9%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7986775 Method for realizing ring back tone in communication system — 2011-07-26
7948955 Subscription method and device — 2011-05-24
7924821 Method and communication system for implementing calling tapping at flash — 2011-04-12