Inventor
DU WUPING
CN4 patents
⚠️ This page may combine multiple inventors who share the name “DU WUPING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALIBABA GROUP HOLDING LTD
3 patentsUS10375351B2Aug 6, 2019
System and method for implementing video calls
ALIBABA GROUP HOLDING LTD2 citations69
US9693014B2Jun 27, 2017
System and method for implementing video calls
ALIBABA GROUP HOLDING LTD4 citations69
US10142578B2Nov 27, 2018
Method and system for communication
ALIBABA GROUP HOLDING LTD3 citations63