Inventor · disambiguated record
Junichi Kumasako
Also filed as: KUMASAKO JUNICHI
8 granted patents·2 pending applications·59 citations·filing 2001–2009
82Inventor score
Top patents by PatentIndex Score
10 records- 0187US6941074B2Bidirectionally transmittable optical wavelength division multiplexed transmission systemFUJITSU LTD·Filed 2001·Granted Sep 6, 2005·41 cites·8 claims
- 0272US6741389B2Optical transmission system and optical transmission method utilizing Raman amplificationFUJITSU LTD·Filed 2002·Granted May 25, 2004·14 cites·16 claims
- 0367US7936993B2Chromatic dispersion compensating apparatusFUJITSU LTD·Filed 2009·Granted May 3, 2011·2 cites·11 claims
- 0454US7466920B2Chromatic dispersion compensating apparatusFUJITSU LTD·Filed 2003·Granted Dec 16, 2008·2 cites·8 claims
- 0553US7751706B2Chromatic dispersion compensating apparatusFUJITSU LTD·Filed 2008·Granted Jul 6, 2010·0 cites·2 claims
- 0651US2008074733A1Raman amplifier and optical communication system including the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2007·Application pending·0 cites
- 0747US7372622B2Optical transmission system, optical repeater, and optical transmission methodFUJITSU LTD·Filed 2006·Granted May 13, 2008·0 cites·6 claims
- 0843US7075709B2Optical transmission system, optical repeater, and optical transmission methodFUJITSU LTD·Filed 2002·Granted Jul 11, 2006·0 cites·7 claims
- 0941US7307782B2Raman amplifier and optical communication system including the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Dec 11, 2007·0 cites·54 claims
- 1034US2008260331A1Multiplexer/Demultiplexer, Method for Fabricating the Same, and Optical Multiplexe/Demultiplexer ModuleOMRON TATEISI ELECTRONICS CO·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →