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Shunichi Souma
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Atsugi-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical module and optical switch
Patent number
7,974,502
Issue date
Jul 5, 2011
Nippon Telegraph and Telephone Corporation
Shinji Mino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Interferometer optical switch and variable optical attenuator
Patent number
7,590,312
Issue date
Sep 15, 2009
Nippon Telegraph and Telephone Corporation
Takayuki Mizuno
G02 - OPTICS
Information
Patent Grant
Optical multiplexing communication system using ultra high speed si...
Patent number
7,272,317
Issue date
Sep 18, 2007
Nippon Telegraph and Telephone Corporation
Masao Kato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical module and optical switch constituting the same
Patent number
7,206,473
Issue date
Apr 17, 2007
Nippon Telegraph and Telephone Corporation
Shinji Mino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical module and optical switch constituting the same
Patent number
7,177,495
Issue date
Feb 13, 2007
Nippon Telegraph and Telephone Corporation
Shinji Mino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical module and optical switch constituting the same
Patent number
7,116,859
Issue date
Oct 3, 2006
Nippon Telegraph and Telephone Corporation
Shinji Mino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical module and optical switch constituting the same
Patent number
6,999,652
Issue date
Feb 14, 2006
Nippon Telegraph and Telephone Corporation
Shinji Mino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL MODULE AND OPTICAL SWITCH
Publication number
20070154137
Publication date
Jul 5, 2007
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
Shinji Mino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Interference optical switch and variable optical attenuator
Publication number
20060072866
Publication date
Apr 6, 2006
Takayuki Mizuno
G02 - OPTICS
Information
Patent Application
Optical module and optical switch constituting the same
Publication number
20060034564
Publication date
Feb 16, 2006
Shinji Mino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical module and optical switch constituting the same
Publication number
20060034565
Publication date
Feb 16, 2006
Nippon Telegraph and Telephone Corporation
Shinji Mino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical module and optical switch constituting the same
Publication number
20060034563
Publication date
Feb 16, 2006
Nippon Telegraph and Telephone Corporation
Shinji Mino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical module and optical switch constituting the same
Publication number
20040086220
Publication date
May 6, 2004
Nippon Telegraph and Telephone Corporation
Shinji Mino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical multiplexing communication system using ultra high speed si...
Publication number
20030231885
Publication date
Dec 18, 2003
Masao Kato
H04 - ELECTRIC COMMUNICATION TECHNIQUE