Inventor
LAND GREG A
US4 patents
Patents
4 patentsUS8842817B2Sep 23, 2014
Functionalities for local number portability in a telecommunications network
BROWN GREGORY K3 citations58
US8761371B2Jun 24, 2014
Functionalities for local number portability in a telecommunications network
BROWN GREGORY K3 citations58
US8265258B2Sep 11, 2012
Functionalities for local number portability in a telecommunications network
BROWN GREGORY K4 citations58
US8265259B2Sep 11, 2012
Functionalities for local number portability in a telecommunications network
BROWN GREGORY K2 citations58