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H04Q2213/204
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H
ELECTRICITY
H04
Electric communication
H04Q
SELECTING
H04Q2213/00
Indexing scheme relating to selecting arrangements in general and for multiplex systems
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H04Q2213/204
ISDN protocol ISO 7
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Patents Grants
last 30 patents
Information
Patent Grant
Picture codec and teleconference terminal equipment
Patent number
6,285,391
Issue date
Sep 4, 2001
Hitachi, Ltd.
Yoji Shibata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Picture codec and teleconference terminal equipment
Patent number
6,249,309
Issue date
Jun 19, 2001
Hitachi, Ltd.
Yoji Shibata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Television telephone
Patent number
5,966,164
Issue date
Oct 12, 1999
Hitachi, Ltd.
Hiroshi Gotoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Arrangement for coupling optional auxiliary devices to terminal equ...
Patent number
5,883,896
Issue date
Mar 16, 1999
Siemens Aktiengesellschaft
Juergen Brieskorn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
ISDN-based high speed communication system
Patent number
5,832,240
Issue date
Nov 3, 1998
Allen J Larsen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Picture codec for teleconference equipment, which forms and display...
Patent number
5,790,178
Issue date
Aug 4, 1998
Hitachi, Ltd.
Yoji Shibata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Picture codec and teleconference terminal equipment
Patent number
5,777,663
Issue date
Jul 7, 1998
Hitachi, Ltd.
Yoji Shibata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Communication apparatus which can connect a plurality of communicat...
Patent number
5,719,688
Issue date
Feb 17, 1998
Canon Kabushiki Kaisha
Naoto Kagami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Picture codec and teleconference terminal equipment
Patent number
5,689,300
Issue date
Nov 18, 1997
Hitachi, Ltd.
Yoji Shibata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Television telephone
Patent number
5,677,727
Issue date
Oct 14, 1997
Hitachi, Ltd.
Hiroshi Gotoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication apparatus providing improved information on the state...
Patent number
5,648,971
Issue date
Jul 15, 1997
Canon Kabushiki Kaisha
Yukihiko Ogata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital added main line system with power-up and power-down features
Patent number
5,627,833
Issue date
May 6, 1997
Raychem Corporation
David C. Bliven
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication apparatus for responding to calls to a different appa...
Patent number
5,583,930
Issue date
Dec 10, 1996
Canon Kabushiki Kaisha
Yukihiko Ogata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Application program interface
Patent number
5,572,675
Issue date
Nov 5, 1996
Alcatel N.V.
Frank Bergler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication apparatus with improved sub-address recall
Patent number
5,572,580
Issue date
Nov 5, 1996
Canon Kabushiki Kaisha
Yukihiko Ogata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voice and video communication apparatus
Patent number
5,510,829
Issue date
Apr 23, 1996
Canon Kabushiki Kaisha
Akira Sugiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Facsimile terminal equipment having communication speed switch
Patent number
5,477,340
Issue date
Dec 19, 1995
Fujitsu Limited
Kenichi Hasegawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital added main line system
Patent number
5,473,613
Issue date
Dec 5, 1995
Raychem Corporation
David C. Bliven
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data network interface
Patent number
5,463,628
Issue date
Oct 31, 1995
Motorola
Lars S. Sorensen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital added main line system
Patent number
5,459,730
Issue date
Oct 17, 1995
Raychem Corporation
David C. Bliven
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital added main line system
Patent number
5,459,729
Issue date
Oct 17, 1995
Raychem Corporation
David C. Bliven
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Television telephone
Patent number
5,396,269
Issue date
Mar 7, 1995
Hitachi, Ltd.
Hiroshi Gotoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telecommunications switching network including improved port select...
Patent number
5,373,501
Issue date
Dec 13, 1994
C & P of Virginia
Kenneth L. Roland
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
ISDN-based system for making a video call
Patent number
5,371,534
Issue date
Dec 6, 1994
AT&T Corp.
Nuri R. Dagdeviren
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for data transmission over an internal bus of a workstation,...
Patent number
5,371,740
Issue date
Dec 6, 1994
Bull, S.A.
Alain Mouro
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Facsimile apparatus and facsimile system
Patent number
5,355,230
Issue date
Oct 11, 1994
Canon Kabushiki Kaisha
Yoji Kaneko
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for data transmission over an internal bus of a workstation...
Patent number
5,289,465
Issue date
Feb 22, 1994
Bull S.A.
Alain Mouro
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
ISDN terminal equipment control method
Patent number
5,268,904
Issue date
Dec 7, 1993
Ricoh Company, Ltd.
Toshihiko Umeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data communication apparatus having bandwidth selection capabilities
Patent number
5,210,826
Issue date
May 11, 1993
Canon Kabushiki Kaisha
Takashi Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
ISDN multimedia communications system
Patent number
5,206,859
Issue date
Apr 27, 1993
NEC Corporation
Masaki Anzai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Picture codec and teleconference terminal equipment
Publication number
20020018114
Publication date
Feb 14, 2002
Yoji Shibata
G06 - COMPUTING CALCULATING COUNTING