Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Dual-alerting paging system and monitoring of return call

Dual-alerting paging system and monitoring of return call

US Patent 6389113 · Granted May 14, 2002

Estimated economic value: $8,723,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and apparatus for providing intelligent emergency paging2004
Call redirection system2003
Methods and devices for deleting voicemails using a deletion page2003
Method and apparatus for providing intelligent emergency paging2003
Advanced call sequencing service2003
Self-generating return call service2002
Method and system for transmitting activation codes to a communication device2002
Communication system and method using two-way paging to provide call control2002
Method and apparatus for noise cancellation2002
Coupling multiple low data rate lines to effect high data rate communication2002
Centralized message service apparatus and method2002
Intelligent cellular forwarding system2002