Assignee
HIRAIZUMI MAKI
JP·4 granted patents·26 citations·filing 2009–2012
Top patents by PatentIndex Score
4 records- 0189US8564876B2Raman amplifier and raman amplifier adjustment methodHIRAIZUMI MAKI·Filed 2012·Granted Oct 22, 2013·8 cites·3 claims
- 0285US8339698B2Raman amplifier and raman amplifier adjustment methodHIRAIZUMI MAKI·Filed 2010·Granted Dec 25, 2012·5 cites·7 claims
- 0385US8213078B2Raman amplifier and raman amplifier adjustment methodHIRAIZUMI MAKI·Filed 2010·Granted Jul 3, 2012·5 cites·5 claims
- 0479US8588609B2Wavelength division multiplexing transmission system and apparatus and optical signal noise ratio calculation methodHIRAIZUMI MAKI·Filed 2009·Granted Nov 19, 2013·8 cites·14 claims
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