DICON FIBEROPTICS, A CORP. OF CA

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5781341 Motorized tunable filter and motorized variable attenuatorExpiredJan 24, 96Jul 14, 98[G02B]
5737104 Wavelength division multiplexer and demultiplexerExpiredDec 18, 95Apr 07, 98[H04J]
5453827 Fiberoptic in-line filter and technique for measuring the transmission quality of an optical fiber through the use of a fiberoptic in-line filterExpiredFeb 24, 93Sep 26, 95[H01J, G01N]
5317659 Conical fiberoptic switchExpiredFeb 09, 93May 31, 94[G02B]

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