Assignee
IZUMI FUTOSHI
JP·8 granted patents·1 pending application·26 citations·filing 2005–2011
Top patents by PatentIndex Score
9 records- 0186US8401386B2Optical transmission apparatusIZUMI FUTOSHI·Filed 2010·Granted Mar 19, 2013·9 cites·11 claims
- 0275US8818189B2Transmission-path-type specifying apparatus and transmission-path-type specifying methodIZUMI FUTOSHI·Filed 2008·Granted Aug 26, 2014·5 cites·14 claims
- 0372US8958702B2System and method for reducing interference of a polarization multiplexed signalIZUMI FUTOSHI·Filed 2011·Granted Feb 17, 2015·3 cites·14 claims
- 0471US8682157B2Optical communication system, optical receiving terminal, and optical signal fault detection methodIZUMI FUTOSHI·Filed 2010·Granted Mar 25, 2014·3 cites·11 claims
- 0571US8538268B2Optical signal demultiplexing device and optical signal demultiplexing methodIZUMI FUTOSHI·Filed 2011·Granted Sep 17, 2013·2 cites·6 claims
- 0667US8265063B2Transmission systemIZUMI FUTOSHI·Filed 2006·Granted Sep 11, 2012·3 cites·5 claims
- 0758US8515288B2Optical signal transmission control apparatus and optical signal transmission control methodIZUMI FUTOSHI·Filed 2009·Granted Aug 20, 2013·1 cites·13 claims
- 0846US2009136239A1Optical Signal Transmission Control Apparatus and Optical Signal Transmission Control MethodIZUMI FUTOSHI·Filed 2005·Application pending·0 cites
- 0938US8279518B2Optical amplifierIZUMI FUTOSHI·Filed 2010·Granted Oct 2, 2012·0 cites·15 claims
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