Inventor · disambiguated record
Shuji Doi
Also filed as: DOI SHUJI
36 granted patents·4 pending applications·1,072 citations·filing 1989–2016
98Inventor score
Files withSUMITOMO CHEMICAL CO33CAMBRIDGE DISPLAY TECH LTD1DOI SHUJI1KOBAYASHI SATOSHI1NAT INST OF ADVANCED IND SCIEN1
Top patents by PatentIndex Score
40 records- 0199US5317169AOrganic electroluminescence deviceSUMITOMO CHEMICAL CO·Filed 1992·Granted May 31, 1994·318 cites·14 claims
- 0292US5726457AOrganic electroluminescence deviceSUMITOMO CHEMICAL CO·Filed 1995·Granted Mar 10, 1998·92 cites·8 claims
- 0388US6444334B1Polymeric fluorescent substance and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2001·Granted Sep 3, 2002·55 cites·43 claims
- 0487US6404472B1Film containing oriented dye, method of manufacturing the same, and polarizer and liquid crystal display unit utilizing the sameFiled 2000·Granted Jun 11, 2002·37 cites·14 claims
- 0587US5759709APolymeric fluorescent substance and organic electroluminescence deviceSUMITOMO CHEMICAL CO·Filed 1995·Granted Jun 2, 1998·46 cites·8 claims
- 0685US5821002APolymeric fluorescent substance, production process thereof and organic electrolumescence deviceSUMITOMO CHEMICAL CO·Filed 1996·Granted Oct 13, 1998·101 cites·6 claims
- 0784US6830832B2Polymer compound and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Dec 14, 2004·22 cites·20 claims
- 0884US6521359B1Polymeric fluorescent substance and polymer light emitting deviceSUMITOMO CHEMICAL CO·Filed 2000·Granted Feb 18, 2003·45 cites·15 claims
- 0982US5424150APolymeric solid electrolyteSUMITOMO CHEMICAL CO·Filed 1994·Granted Jun 13, 1995·29 cites·4 claims
- 1080US6696180B2Polymeric fluorescent substance, production method thereof, and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2001·Granted Feb 24, 2004·25 cites·44 claims
- 1177US8492007B2Metal complex and organic electroluminescent deviceKOBAYASHI SATOSHI·Filed 2011·Granted Jul 23, 2013·3 cites·5 claims
- 1277US5589320APolymeric fluorescent substance and organic electroluminescence devices using the sameSUMITOMO CHEMICAL CO·Filed 1994·Granted Dec 31, 1996·29 cites·7 claims
- 1376US10141513B2Polymeric light emitting substance and polymer light emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2014·Granted Nov 27, 2018·2 cites·23 claims
- 1476US6207301B1Polymer fluorescent substance and organic electroluminescence deviceSUMITOMO CHEMICAL CO·Filed 1997·Granted Mar 27, 2001·42 cites·5 claims
- 1573US6905785B2Polymeric fluorescent substance, production thereof and polymer light-emitting deviceSUMITOMO CHEMICAL CO·Filed 2002·Granted Jun 14, 2005·19 cites·43 claims
- 1669US6926973B2Copolymer, polymer composition and polymer light-emitting deviceSUMITOMO CHEMICAL CO·Filed 2002·Granted Aug 9, 2005·13 cites·66 claims
- 1768US5751389AFilm containing oriented dye, method of manufacturing the same, and polarizer and liquid crystal display unit utilizing the sameSUMITOMO CHEMICAL CO·Filed 1995·Granted May 12, 1998·38 cites·30 claims
- 1866US6984459B1Polymeric fluorescent substance and polymer light emitting deviceSUMITO CHEMICAL·Filed 2000·Granted Jan 10, 2006·12 cites·12 claims
- 1965US7244515B2Polymeric fluorescent substance and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Jul 17, 2007·7 cites·14 claims
- 2064US8012603B2Polymer compound and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2003·Granted Sep 6, 2011·8 cites·18 claims
- 2164US7255936B2Polymeric fluorescent substance and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Aug 14, 2007·8 cites·27 claims
- 2263US7033680B2Electroluminescent elementNAT INST OF ADVANCED IND SCIEN·Filed 2002·Granted Apr 25, 2006·10 cites·21 claims
- 2363US5543079APolymeric fluorescent substance and organic electroluminescence devices using the sameSUMITOMO CHEMICAL CO·Filed 1995·Granted Aug 6, 1996·15 cites·4 claims
- 2462US7947340B2Polymeric light emitting substance and polymer light emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted May 24, 2011·8 cites·18 claims
- 2562US2008103278A1New polymer and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2007·Application pending·0 cites
- 2661US7258932B2Polymeric fluorescent substrate and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Aug 21, 2007·6 cites·19 claims
- 2755US6818733B2Polymeric fluorescent substance and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2001·Granted Nov 16, 2004·4 cites·2 claims
- 2853US7662478B2Polymer and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2004·Granted Feb 16, 2010·2 cites·26 claims
- 2953US2011187969A1Polymeric light emitting substance and polymer light emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2011·Application pending·0 cites
- 3052US6403236B1Polymer light emitting deviceSUMITOMO CHEMICAL CO·Filed 1998·Granted Jun 11, 2002·40 cites·7 claims
- 3152US2012008068A1Polymer compound and polymer light-emitting device using the sameDOI SHUJI·Filed 2011·Application pending·0 cites
- 3249US8003226B2Metal complex and organic electroluminescent deviceSUMITOMO CHEMICAL CO·Filed 2003·Granted Aug 23, 2011·1 cites·8 claims
- 3346US6133973AFilm containing oriented dye, method of manufacturing the same, and polarizer and liquid crystal display unit utilizing the sameFiled 1995·Granted Oct 17, 2000·12 cites·2 claims
- 3445US10249822B2Polymer blends for a semiconducting layer of an organic electronic deviceCAMBRIDGE DISPLAY TECH LTD·Filed 2016·Granted Apr 2, 2019·0 cites·12 claims
- 3545US2003168656A1New polymer and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2002·Application pending·0 cites
- 3641US5980781APolymeric fluorescent substance and organic electroluminescence deviceSUMITOMO CHEMICAL CO·Filed 1998·Granted Nov 9, 1999·20 cites·16 claims
- 3739US7357990B2Polymeric fluorescent material, process for producing the same, and polymeric luminiscent elementSUMITOMO CHEMICAL CO·Filed 2001·Granted Apr 15, 2008·0 cites·17 claims
- 3839US7125930B2Block copolymer and polymeric luminescent elementSUMITOMO CHEMICAL CO·Filed 2002·Granted Oct 24, 2006·0 cites·28 claims
- 3937US7701129B2Polymeric fluorescent substance and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2001·Granted Apr 20, 2010·0 cites·13 claims
- 4034US4988608AMethod for forming fine pattern of conjugated polymer filmSUMITOMO CHEMICAL CO·Filed 1989·Granted Jan 29, 1991·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →