Inventor · disambiguated record
Masakazu Egawa
Also filed as: EGAWA MASAKAZU
47 granted patents·4 pending applications·432 citations·filing 2005–2016
98Inventor score
Top patents by PatentIndex Score
51 records- 0198US7674914B2Anthracene derivative, and light emitting element, light emitting device, electronic device using anthracene derivativeSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted Mar 9, 2010·39 cites·17 claims
- 0297US8298687B2Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic deviceKAWAKAMI SACHIKO·Filed 2011·Granted Oct 30, 2012·23 cites·20 claims
- 0397US8039122B2Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2006·Granted Oct 18, 2011·33 cites·25 claims
- 0497US7807839B2Organometallic complex, and light-emitting element and light-emitting device using the sameSEMICONDUCTOR ENERGY LAB·Filed 2006·Granted Oct 5, 2010·28 cites·49 claims
- 0596US8252433B2Quinoxaline derivative, and light-emitting device, electronic device using the quinoxaline derivativeEGAWA MASAKAZU·Filed 2011·Granted Aug 28, 2012·21 cites·23 claims
- 0696US7842945B2Anthracene derivative, and light-emitting element, light-emitting device, electronic device using anthracene derivativeSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted Nov 30, 2010·20 cites·26 claims
- 0795US7901792B2Quinoxaline derivative, and light emitting element, light emitting device, and electronic appliance using the sameSEMICONDUCTOR ENERGY LAB·Filed 2006·Granted Mar 8, 2011·20 cites·33 claims
- 0895US7696348B2Quinoxaline derivative, and light-emitting element, light-emitting device, electronic device using the quinoxaline derivativeSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted Apr 13, 2010·14 cites·5 claims
- 0995US7476745B2Stilbene derivatives, light-emitting element and light-emitting deviceSEMICONDUCTOR ENERGY LAB·Filed 2006·Granted Jan 13, 2009·19 cites·8 claims
- 1094US8603647B2Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic deviceKAWAKAMI SACHIKO·Filed 2012·Granted Dec 10, 2013·10 cites·12 claims
- 1194US8008489B2Quinoxaline derivative, and light-emitting element, light-emitting device, electronic device using the quinoxaline derivativeSEMICONDUCTOR ENERGY LAB·Filed 2010·Granted Aug 30, 2011·11 cites·14 claims
- 1293US8183793B2Method for synthesizing anthracene derivative and anthracene derivative, light emitting element, light emitting device, electronic deviceEGAWA MASAKAZU·Filed 2010·Granted May 22, 2012·11 cites·7 claims
- 1393US7838128B2Carbazole derivative, and light emitting element material, light emitting element, and electronic appliance obtained using the sameSEMICONDUCTOR ENERGY LAB·Filed 2006·Granted Nov 23, 2010·28 cites·12 claims
- 1493US7732619B2Stilbene derivatives, light-emitting element, display device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted Jun 8, 2010·8 cites·6 claims
- 1592US8471017B2Quinoxaline derivative, and light-emitting element, light-emitting device, electronic device using the quinoxaline derivativeEGAWA MASAKAZU·Filed 2011·Granted Jun 25, 2013·7 cites·16 claims
- 1691US8703305B2Quinoxaline derivative, and light emitting element, light emitting device, and electronic device using the quinoxaline derivativeEGAWA MASAKAZU·Filed 2012·Granted Apr 22, 2014·7 cites·20 claims
- 1791US8106392B2Anthracene derivative, and light-emitting element, light-emitting device, electronic device using anthracene derivativeEGAWA MASAKAZU·Filed 2010·Granted Jan 31, 2012·7 cites·46 claims
- 1891US7898171B2Stilbene derivatives, light-emitting element and light-emitting deviceSEMICONDUCTOR ENERGY LAB·Filed 2009·Granted Mar 1, 2011·11 cites·24 claims
- 1990US8193701B2Stilbene derivatives, light-emitting element and light-emitting deviceEGAWA MASAKAZU·Filed 2011·Granted Jun 5, 2012·6 cites·16 claims
- 2089US9373799B2Organometallic complex, and light-emitting element and light-emitting device using the sameSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Jun 21, 2016·3 cites·13 claims
- 2189US7931974B2Quinoxaline derivative, and light-emitting device, electronic device using the quinoxaline derivativeSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted Apr 26, 2011·24 cites·25 claims
- 2289US7880019B2Anthracene derivative, and light emitting element, light emitting device, and electronic device using the anthracene derivativeSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted Feb 1, 2011·14 cites·12 claims
- 2388US8134148B2Stilbene derivatives, light-emitting element, display device, and electronic deviceEGAWA MASAKAZU·Filed 2010·Granted Mar 13, 2012·4 cites·12 claims
- 2487US9062036B2Quinoxaline derivative, and light emitting element, light emitting device, and electronic device using the quinoxaline derivativeSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Jun 23, 2015·4 cites·8 claims
- 2587US8283052B2Quinoxaline derivative, light-emitting element, light-emitting device, and electronic applianceEGAWA MASAKAZU·Filed 2007·Granted Oct 9, 2012·5 cites·5 claims
- 2687US8110980B2Anthracene derivative, and light emitting element, light emitting device, electronic device using anthracene derivativeEGAWA MASAKAZU·Filed 2010·Granted Feb 7, 2012·6 cites·28 claims
- 2787US7935854B2Stilbene derivative, light-emitting element, display apparatus, and electronic applianceSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted May 3, 2011·5 cites·5 claims
- 2886US9048441B2Organometallic complex, and light-emitting element and light-emitting device using the sameINOUE HIDEKO·Filed 2010·Granted Jun 2, 2015·4 cites·19 claims
- 2986US7612204B2Quinoxaline derivative, and light-emitting element and light-emitting device using quinoxaline derivativeSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted Nov 3, 2009·8 cites·5 claims
- 3084US7758972B2Stilbene derivative, light emitting element, light emitting device, and electronic applianceSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted Jul 20, 2010·10 cites·11 claims
- 3183US9328098B2Quinoxaline derivative, and light emitting element, light emitting device, and electronic device using the quinoxaline derivativeSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted May 3, 2016·3 cites·8 claims
- 3281US8623523B2Quinoxaline derivative, and light emitting element, light emitting device, and electronic appliance using the sameEGAWA MASAKAZU·Filed 2012·Granted Jan 7, 2014·3 cites·8 claims
- 3380US8173277B2Quinoxaline derivative, and light-emitting element, light-emitting device, and electronic appliance using the sameEGAWA MASAKAZU·Filed 2011·Granted May 8, 2012·3 cites·40 claims
- 3478US7638663B2Stilbene derivative, light emitting element material, light emitting element, light emitting device and electronic applianceSEMICONDUCTOR ENERGY LAB·Filed 2006·Granted Dec 29, 2009·6 cites·20 claims
- 3577US8901542B2Stilbene derivatives, light-emitting element and light-emitting deviceEGAWA MASAKAZU·Filed 2012·Granted Dec 2, 2014·2 cites·15 claims
- 3674US9793498B2Organometallic complex, and light-emitting element and light-emitting device using the sameSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Oct 17, 2017·1 cites·14 claims
- 3772US7951470B2Light emitting element, light emitting device, and lighting systemSEMICONDUCTOR ENERGY LAB·Filed 2005·Granted May 31, 2011·4 cites·20 claims
- 3869US9174927B2Stilbene derivatives, light-emitting element, display device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Nov 3, 2015·0 cites·7 claims
- 3968US9324951B2Pyrazine derivative, and light emitting element, display device, electronic device using the pyrazine derivativeSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Apr 26, 2016·0 cites·8 claims
- 4063US8704215B2Stilbene derivatives, light-emitting element, display device, and electronic deviceEGAWA MASAKAZU·Filed 2012·Granted Apr 22, 2014·0 cites·8 claims
- 4162US10079345B2Anthracene derivative, and light-emitting element, light-emitting device, electronic device using anthracene derivativeSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Sep 18, 2018·0 cites·7 claims
- 4260US9287511B2Anthracene derivative, and light-emitting element, light-emitting device, electronic device using anthracene derivativeSEMICONDUCTOR ENERGY LAB·Filed 2013·Granted Mar 15, 2016·0 cites·10 claims
- 4360US8420874B2Stilbene derivative, light-emitting element, display apparatus, and electronic applianceEGAWA MASAKAZU·Filed 2011·Granted Apr 16, 2013·0 cites·10 claims
- 4460US2012313506A1Quinoxaline Derivative, and Light-Emitting Device, Electronic Device Using the Quinoxaline DerivativeEGAWA MASAKAZU·Filed 2012·Application pending·0 cites
- 4557US8431252B2Anthracene derivative, and light-emitting element, light-emitting device, electronic device using anthracene derivativeEGAWA MASAKAZU·Filed 2012·Granted Apr 30, 2013·0 cites·26 claims
- 4655US8546792B2Anthracene derivative, and light emitting element, light emitting device, and electronic device using the anthracene derivativeEGAWA MASAKAZU·Filed 2011·Granted Oct 1, 2013·0 cites·21 claims
- 4753US2008107918A1Method for synthesizing anthracene derivative and anthracene derivative, light emitting element, light emitting device, electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2007·Application pending·0 cites
- 4851US2008079354A1Quinoxaline Derivative, And Light Emitting Element, Light Emitting Device, And Electronic Device Using the Quinoxaline DerivativeSEMICONDUCTOR ENERGY LAB·Filed 2007·Application pending·0 cites
- 4950US8920941B2Pyrazine derivative, and light emitting element, display device, electronic device using the pyrazine derivativeMURATA HIROKO·Filed 2006·Granted Dec 30, 2014·0 cites·17 claims
- 5048US8911882B2Stilbene derivative, light-emitting element, light-emitting device, and electronic deviceEGAWA MASAKAZU·Filed 2007·Granted Dec 16, 2014·0 cites·15 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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