Assignee
SUGAYA YASUSHI
JP·5 granted patents·13 citations·filing 2011–2011
Top patents by PatentIndex Score
5 records- 0190US8553319B2Controller which controls a variable optical attenuator to control the power level of a wavelength-multiplexed optical signal when the number of channels are variedSUGAYA YASUSHI·Filed 2011·Granted Oct 8, 2013·5 cites·8 claims
- 0281US8615167B2WDM optical transmission system and control method thereofSUGAYA YASUSHI·Filed 2011·Granted Dec 24, 2013·5 cites·11 claims
- 0376US8320040B2Multi-wavelength light amplifierSUGAYA YASUSHI·Filed 2011·Granted Nov 27, 2012·2 cites·18 claims
- 0463US8681420B2Optical transmission systemSUGAYA YASUSHI·Filed 2011·Granted Mar 25, 2014·1 cites·12 claims
- 0546US9143264B2Optical transmission device and optical transmission systemSUGAYA YASUSHI·Filed 2011·Granted Sep 22, 2015·0 cites·10 claims
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