QL

Quan Li

AT AT&T: 1 patents #483 of 1,668Top 30%
📍 Beijing, NY: #4 of 17 inventorsTop 25%
Overall (2002): #136,734 of 266,432Top 55%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6353610 Method and system for call signaling in telephone calls over a packet-switched network Saswata Bhattacharya, Mahendra Pratap, Harvey S. Schultz, Tript P. Singh, Ghassan Z. Qadah +1 more 2002-03-05