ZG

Zihua Guo

Microsoft: 18 patents #2,017 of 40,388Top 5%
LL Lenovo (Beijing) Limited: 11 patents #41 of 1,308Top 4%
Overall (All Time): #132,378 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
7092405 Vertical roaming in wireless networks through improved quality of service measures Qian Zhang, Richard Yao, Wenwu Zhu 2006-08-15
6982949 Vertical roaming in wireless networks through improved wireless network cell boundary detection Qian Zhang, Richard Yao, Wenwu Zhu 2006-01-03
6944144 Vertical roaming in wireless networks through improved quality of service measures Qian Zhang, Richard Yao, Wenwu Zhu 2005-09-13
6937591 Quality of service differentiation in wireless networks Wenwu Zhu, Qian Zhang, Jun Zhao 2005-08-30