Inventor

ZHENG YONGQIAN

US2 patents

⚠️ This page may combine multiple inventors who share the name “ZHENG YONGQIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

COLBERT MICHAEL

1 patent

US8417786B2Apr 9, 2013

Methods and systems for aggregating presence information to provide a simplified unified presence

COLBERT MICHAEL3 citations54

BLACKBERRY LTD

1 patent

US9363298B2Jun 7, 2016

Methods and systems for aggregating presence information to provide a simplified unified presence

BLACKBERRY LTD0 citations47