P
PatentIndex
Search
Landscape
Sign in
Inventor
LIU XIANHONG
CN
2 patents
Patents
2 patents
US8526607B2
Sep 3, 2013
Identity authentication and shared key generation method
LIU XIANHONG
17 citations
71
US8892882B2
Nov 18, 2014
Content transmission security protection device system and method
LIU XIANHONG
0 citations
28