Inventor
PATEL SWETAL A
US3 patents
Patents
3 patentsUS7164930B2Jan 16, 2007
Switching a call from a network assisted communication mode to a direct communication mode
MOTOROLA INC32 citations86
US7587216B2Sep 8, 2009
Method and communications unit for selective receipt of group calls
MOTOROLA INC0 citations43
US7492885B2Feb 17, 2009
System and method for establishing communication services between different users
MOTOROLA INC0 citations30