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H04M15/22
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Parent Industries
H
ELECTRICITY
H04
Electric communication
H04M
TELEPHONIC COMMUNICATION
H04M15/00
Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications
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H04M15/22
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Patents Grants
last 30 patents
Information
Patent Grant
Proactive telephone number monitoring based on answer seizure ratio
Patent number
11,956,381
Issue date
Apr 9, 2024
AVOXI, INC.
Mitchell Ramsey
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for supporting multiple time zones and charging m...
Patent number
9,215,077
Issue date
Dec 15, 2015
ZTE Corporation
Xujian Luo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Providing user location and time zone information for LTE/IMS charging
Patent number
8,666,396
Issue date
Mar 4, 2014
Verizon Patent and Licensing Inc.
Priscilla Lau
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Flexible rating rules and calender rules implemented in a real-time...
Patent number
8,195,783
Issue date
Jun 5, 2012
Intellectual Ventures II LLC
Joseph Crimi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication method, system, and device for reducing processor loa...
Patent number
6,408,174
Issue date
Jun 18, 2002
Telefonaktiebolaget LM Ericsson (publ)
Jörgen Steijer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reverse direction calling system
Patent number
5,027,387
Issue date
Jun 25, 1991
Edward W. Moll
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Circuit arrangement for telephone exchange systems having time stag...
Patent number
4,356,352
Issue date
Oct 26, 1982
Siemens Aktiengesellschaft
Friedrich Hilliges
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
2282975
Patent number
2,282,975
Issue date
May 12, 1942
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND SYSTEM FOR SUPPORTING MULTIPLE TIME ZONES AND CHARGING M...
Publication number
20130208629
Publication date
Aug 15, 2013
ZTE Plaza ,Keji Road South
Xujian Luo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROVIDING USER LOCATION AND TIME ZONE INFORMATION FOR LTE/IMS CHARGING
Publication number
20130053027
Publication date
Feb 28, 2013
VERIZON PATENTING AND LICENSING, INC.
Priscilla Lau
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Flexible rating rules and calender rules implemented in a real-time...
Publication number
20080014904
Publication date
Jan 17, 2008
Joseph Crimi
G06 - COMPUTING CALCULATING COUNTING