Inventor
HART THOMAS B
US11 patents
⚠️ This page may combine multiple inventors who share the name “HART THOMAS B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MOTOROLA INC
9 patentsUS5203010AApr 13, 1993
Radio telephone system incorporating multiple time periods for communication transfer
MOTOROLA INC176 citations95
US7089012B2Aug 8, 2006
Method and system for use in reducing cost associated with lost connections in wireless communication
MOTOROLA INC30 citations92
US7328036B2Feb 5, 2008
Method and apparatus reducing PTT call setup delays
MOTOROLA INC18 citations83
US7689234B2Mar 30, 2010
Method and system for delivery of short message service messages
MOTOROLA INC18 citations79
US7197328B2Mar 27, 2007
Method and apparatus for increasing success rate of push-to-talk access in a mobile communications network
MOTOROLA INC8 citations73
US7583973B2Sep 1, 2009
System and method for establishing communications between mobile stations
MOTOROLA INC2 citations62
US7522548B2Apr 21, 2009
Providing presence information in a communication network
MOTOROLA INC2 citations62
US7466675B2Dec 16, 2008
Method and apparatus for supporting a reduced resource dormant state for packet data
MOTOROLA INC6 citations61
US7336966B2Feb 26, 2008
System and method for delay reduction in a network
MOTOROLA INC0 citations52