Inventor · disambiguated record
Masatoshi Kagawa
Also filed as: KAGAWA MASATOSHI
10 granted patents·28 citations·filing 2006–2010
83Inventor score
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10 records- 0183US7974542B2OTDM-DPSK signal generator capable of detecting an optical carrier phase difference between optical pulsesOKI ELECTRIC IND CO LTD·Filed 2007·Granted Jul 5, 2011·12 cites·13 claims
- 0273US8121475B2Optical signal quality monitor for a high-bit rate signalKAGAWA MASATOSHI·Filed 2008·Granted Feb 21, 2012·7 cites·7 claims
- 0367US7877010B2Device for monitoring the quality of an optical signal by filtering its beat componentOKI ELECTRIC IND CO LTD·Filed 2007·Granted Jan 25, 2011·4 cites·3 claims
- 0459US7630640B2Bidirectional time division multiplexing optical communication systemOKI ELECTRIC IND CO LTD·Filed 2006·Granted Dec 8, 2009·2 cites·18 claims
- 0557US7783203B2System and method for controlling a difference in optical phase and an optical signal transmitterOKI ELECTRIC IND CO LTD·Filed 2007·Granted Aug 24, 2010·2 cites·8 claims
- 0651US8165473B2Optical-time-division-multiplexing differential phase shift keying signal generating apparatusKAGAWA MASATOSHI·Filed 2009·Granted Apr 24, 2012·1 cites·3 claims
- 0742US7903976B2Optical element integrated moduleOKI ELECTRIC IND CO LTD·Filed 2008·Granted Mar 8, 2011·0 cites·9 claims
- 0838US8208819B2Optical signal generatorKAGAWA MASATOSHI·Filed 2010·Granted Jun 26, 2012·0 cites·8 claims
- 0938US7957646B2Optical time division multiplexing transmitterOKI ELECTRIC IND CO LTD·Filed 2006·Granted Jun 7, 2011·0 cites·4 claims
- 1032US8494361B2Apparatus for monitoring optical signal quality specifically applicable to NRZ optical signalsKAGAWA MASATOSHI·Filed 2010·Granted Jul 23, 2013·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →