US Patent 7555215 Optical wavelength division multiplexing access system
Patent 7555215 was granted and assigned to Nippon Telegraph and Telephone on June, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
May 28, 2004
0
Date of Patent
June 30, 2009
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Patent Application Number
10535526
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Patent Inventor Names
Ukyo Yamaguchi
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Junichi Kani
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Katsumi Iwatsuki
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Mitsuhiro Teshima
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Hidetaka Onishi
0
Hiroo Suzuki
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Hirotaka Nakamura
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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