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H04Q2201/806
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H04
Electric communication
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H04Q2201/806
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Patents Grants
last 30 patents
Information
Patent Grant
Modular expandable telecommunication system
Patent number
7,843,971
Issue date
Nov 30, 2010
NVIDIA International, Inc.
Xavier Penet
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Private branch exchange
Patent number
6,973,177
Issue date
Dec 6, 2005
Matsushita Electric Industrial Co., Ltd.
Hiroshi Mori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,633,631
Issue date
Oct 14, 2003
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,496,576
Issue date
Dec 17, 2002
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,456,705
Issue date
Sep 24, 2002
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,408,060
Issue date
Jun 18, 2002
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,377,671
Issue date
Apr 23, 2002
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,373,924
Issue date
Apr 16, 2002
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital button telephone system and extension terminal for the same
Patent number
6,263,061
Issue date
Jul 17, 2001
Kabushiki Kaish Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual sided insulation displacement connector block
Patent number
6,056,584
Issue date
May 2, 2000
Lucent Technologies Inc.
Bassel Hage Daoud
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Private branch exhange
Publication number
20030152214
Publication date
Aug 14, 2003
Hiroshi Mori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Modular expandable telecommunication system
Publication number
20020044571
Publication date
Apr 18, 2002
ALCATEL
Xavier Penet
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital key telephone system and extension terminal device thereof
Publication number
20010028708
Publication date
Oct 11, 2001
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital key telephone system and extension terminal device thereof
Publication number
20010026611
Publication date
Oct 4, 2001
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital key telephone system and extension terminal device thereof
Publication number
20010024493
Publication date
Sep 27, 2001
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital key telephone system and extension terminal device thereof
Publication number
20010024494
Publication date
Sep 27, 2001
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital key telephone system and extension terminal device thereof
Publication number
20010024492
Publication date
Sep 27, 2001
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE