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Seo Y. Park
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N. Billerica, MA, US
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Patents Grants
last 30 patents
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Patent Grant
Raman amplified optical system with reduction of four-wave mixing e...
Patent number
6,697,558
Issue date
Feb 24, 2004
Fitel U.S.A. Corp.
Per Bang Hansen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Raman amplified optical system with reduction of four-wave mixing e...
Publication number
20010036347
Publication date
Nov 1, 2001
Per Bang Hansen
H01 - BASIC ELECTRIC ELEMENTS