YZ

Yi Hai Zhang

BL Blackberry Limited: 4 patents #740 of 2,554Top 30%
📍 Ottawa, CA: #1,615 of 6,399 inventorsTop 30%
Overall (All Time): #1,184,164 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10506540 Reliability of VoLTE/ViLTE calls Muhammad Khaledul Islam, Jeffrey William Wirtanen, Shahid Chaudry, Claude Jean-Frederic Arzelier 2019-12-10
10165485 Method for selecting a cellular network Jeffrey William Wirtanen, Muhammad Khaledul Islam 2018-12-25
10009865 Reliability of VoLTE/ViLTE calls Muhammad Khaledul Islam, Jeffrey William Wirtanen, Shahid Chaudry, Claude Jean-Frederic Arzelier 2018-06-26
9942816 Method for selecting a cellular network Jeffrey William Wirtanen, Muhammad Khaledul Islam 2018-04-10