Inventor · disambiguated record
Masashige Kawarai
Also filed as: KAWARAI MASASHIGE
9 granted patents·2 pending applications·40 citations·filing 1999–2016
83Inventor score
Top patents by PatentIndex Score
11 records- 0171US7046930B2Optical communication systemFUJITSU LTD·Filed 2003·Granted May 16, 2006·19 cites·10 claims
- 0270US9800326B2Optical transmission device and protection wavelength selection methodFUJITSU LTD·Filed 2016·Granted Oct 24, 2017·2 cites·5 claims
- 0366US6707963B2Wavelength division multiplexing apparatusFUJITSU LTD·Filed 2001·Granted Mar 16, 2004·8 cites·7 claims
- 0462US8767802B2Transmission device and transmission methodNAGAKI YUICHI·Filed 2012·Granted Jul 1, 2014·2 cites·10 claims
- 0549US7529248B2Network device provided with ethernet interfaceFUJITSU LTD·Filed 2004·Granted May 5, 2009·2 cites·5 claims
- 0648US2009245395A1Transmission control apparatus and transmission control methodFUJITSU LTD·Filed 2009·Application pending·0 cites
- 0747US9226050B2Transmission apparatus and transmission methodFUJITSU LTD·Filed 2013·Granted Dec 29, 2015·0 cites·12 claims
- 0844US7706268B2Transmission deviceFUJITSU LTD·Filed 2007·Granted Apr 27, 2010·0 cites·10 claims
- 0942US7680157B2Transmitting apparatus and channel speed varying methodFUJITSU LTD·Filed 2006·Granted Mar 16, 2010·0 cites·6 claims
- 1038US2006077991A1Transmission apparatus and transmission systemKAWARAI MASASHIGE·Filed 2005·Application pending·0 cites
- 1134US6345142B1Optical attenuation device having different type magneto-optical optical attenuation elements cascaded togetherFUJITSU LTD·Filed 1999·Granted Feb 5, 2002·7 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →