Operator

Industry

CPC
H04Q2213/37

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

HELECTRICITY H04Electric communication H04QSELECTING H04Q2213/00Indexing scheme relating to selecting arrangements in general and for multiplex systems

Current Industry

H04Q2213/37Operator

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Voice mail system for obtaining routing information from signaling...
- Patent number 6,061,432
- Issue date May 9, 2000
- Bell Atlantic Network Services, Inc.
- Harrison K. Wallace
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for sending out absent messages from ISDN exchange system
- Patent number 5,937,039
- Issue date Aug 10, 1999
- SamSung Electronics Co., Ltd.
- Seung-Hwan Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication apparatus receiving information from portable informa...
- Patent number 5,703,936
- Issue date Dec 30, 1997
- Canon Kabushiki Kaisha
- Shinji Tsuchida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital telephone
- Patent number 5,652,753
- Issue date Jul 29, 1997
- Alcatel N.V.
- Dieter Kopp
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
ISDN system which processes disconnect message after call termination
- Patent number 5,566,182
- Issue date Oct 15, 1996
- U.S. Philips Corporation
- Lothar Gantner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adapter for interfacing a computer to a multichannel digital networ...
- Patent number 5,530,894
- Issue date Jun 25, 1996
- International Business Machines Corporation
- Joseph K. Farrell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
ISDN communication control unit and control method
- Patent number 5,267,245
- Issue date Nov 30, 1993
- Hitachi, Ltd.
- Kazuhiko Maruyama
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Office communication system
- Patent number 5,265,205
- Issue date Nov 23, 1993
- Grundig E. M. V.
- Gunter Schroder
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Text mail system using ISDN and ISDN communication terminal device...
- Patent number 5,263,082
- Issue date Nov 16, 1993
- Kabushiki Kaisha Toshiba
- Shirou Kotake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for speaker recognition in a telephone switching system
- Patent number 5,166,971
- Issue date Nov 24, 1992
- Siemens Aktiengesellschaft
- Emmeran Vollert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication terminal apparatus, and communication method
- Patent number 5,130,818
- Issue date Jul 14, 1992
- Canon Kabushiki Kaisha
- Yoshihisa Tadokoro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for speaker recognition in a telephone switching system
- Patent number 5,093,855
- Issue date Mar 3, 1992
- Siemens Aktiengesellschaft
- Emmeran Vollert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Semi-automated operator assistance telecommunication calls
- Patent number 5,046,183
- Issue date Sep 3, 1991
- AT&T Bell Laboratories
- Gary L. Dorst
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Time and charges information delivery for operator assistance telec...
- Patent number 5,043,983
- Issue date Aug 27, 1991
- AT&T Bell Laboratories
- Gary L. Dorst
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication terminal device
- Patent number 5,042,028
- Issue date Aug 20, 1991
- Kabushiki Kaisha Toshiba
- Fukushige Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Call announcement arrangement
- Patent number 5,007,076
- Issue date Apr 9, 1991
- AT&T Bell Laboratories
- James R. Blakley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone station set
- Patent number 4,922,490
- Issue date May 1, 1990
- American Telephone and Telegraph Company
- James R. Blakley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Terminal in communication network for notifying originating party's...
- Patent number 4,894,861
- Issue date Jan 16, 1990
- Kokusai Denshin Denwa Kabushiki Kaisha
- Masanobu Fujioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Voice mail system for obtaining routing information from signaling...

Method for sending out absent messages from ISDN exchange system

Communication apparatus receiving information from portable informa...

Digital telephone

ISDN system which processes disconnect message after call termination

Adapter for interfacing a computer to a multichannel digital networ...

ISDN communication control unit and control method

Office communication system

Text mail system using ISDN and ISDN communication terminal device...

Method for speaker recognition in a telephone switching system

Communication terminal apparatus, and communication method

Method for speaker recognition in a telephone switching system

Semi-automated operator assistance telecommunication calls

Time and charges information delivery for operator assistance telec...

Communication terminal device

Call announcement arrangement

Telephone station set

Terminal in communication network for notifying originating party's...

Patents Applicationslast 30 patents