Inventor · disambiguated record
Toshihiro Ohnishi
Also filed as: OHNISHI TOSHIHIRO
28 granted patents·15 pending applications·1,066 citations·filing 1982–2010
98Inventor score
Files withSUMITOMO CHEMICAL CO20KATO TAKEHITO9AGENCY IND SCIENCE TECHN7SEIKE TAKAHIRO6NAT INST OF ADVANCED IND SCIEN1
Top patents by PatentIndex Score
43 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
- 0387US5759709APolymeric fluorescent substance and organic electroluminescence deviceSUMITOMO CHEMICAL CO·Filed 1995·Granted Jun 2, 1998·46 cites·8 claims
- 0485US5821002APolymeric fluorescent substance, production process thereof and organic electrolumescence deviceSUMITOMO CHEMICAL CO·Filed 1996·Granted Oct 13, 1998·101 cites·6 claims
- 0583US4528118AHighly electroconductive conjugated polymer composition and process for producing the sameAGENCY IND SCIENCE TECHN·Filed 1984·Granted Jul 9, 1985·37 cites·20 claims
- 0682US5424150APolymeric solid electrolyteSUMITOMO CHEMICAL CO·Filed 1994·Granted Jun 13, 1995·29 cites·4 claims
- 0777US5589320APolymeric fluorescent substance and organic electroluminescence devices using the sameSUMITOMO CHEMICAL CO·Filed 1994·Granted Dec 31, 1996·29 cites·7 claims
- 0876US6207301B1Polymer fluorescent substance and organic electroluminescence deviceSUMITOMO CHEMICAL CO·Filed 1997·Granted Mar 27, 2001·42 cites·5 claims
- 0974US6720091B2Polymeric fluorescent substance, polymeric fluorescent substance and polymer light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2001·Granted Apr 13, 2004·18 cites·58 claims
- 1074US5688436AOptically anisotropic material, process for producing it, and retardation plate and liquid crystal display device using sameSUMITOMO CHEMICAL CO·Filed 1996·Granted Nov 18, 1997·42 cites·26 claims
- 1174US5601884ARetardation film and production thereofSUMITOMO CHEMICAL CO·Filed 1995·Granted Feb 11, 1997·40 cites·19 claims
- 1272US5064572APoly (long-chain nuclear substituted phenylene vinylene), precursor therefor and highly conductive composition thereofAGENCY IND SCIENCE TECHN·Filed 1990·Granted Nov 12, 1991·18 cites·12 claims
- 1371US4599193AHighly electroconductive pyrolyzed product retaining its original shape and composition formed therefromAGENCY IND SCIENCE TECHN·Filed 1984·Granted Jul 8, 1986·17 cites·12 claims
- 1467US5053166AHetero-arylene vinylene polymer and highly conductive composition thereofAGENCY IND SCIENCE TECHN·Filed 1987·Granted Oct 1, 1991·15 cites·6 claims
- 1564US5693253AOptically anisotropic material, process for producing it, and retardation plate and liquid crystal device using sameSUMITOMO CHEMICAL CO·Filed 1996·Granted Dec 2, 1997·19 cites·27 claims
- 1663US7033680B2Electroluminescent elementNAT INST OF ADVANCED IND SCIEN·Filed 2002·Granted Apr 25, 2006·10 cites·21 claims
- 1763US5543079APolymeric fluorescent substance and organic electroluminescence devices using the sameSUMITOMO CHEMICAL CO·Filed 1995·Granted Aug 6, 1996·15 cites·4 claims
- 1860US5736066AOptically anisotropic filmSUMITOMO CHEMICAL CO·Filed 1995·Granted Apr 7, 1998·23 cites·19 claims
- 1956US6544670B1Hole transporting polymer and organic electroluminescence device using the sameSUMITOMO CHEMICAL CO·Filed 1998·Granted Apr 8, 2003·20 cites·9 claims
- 2055US5730899AOptically anisotropic filmSUMITOMO CHEMICAL CO·Filed 1995·Granted Mar 24, 1998·20 cites·22 claims
- 2155US4438262AHighly dielectric polysaccharidesSUMITOMO CHEMICAL CO·Filed 1982·Granted Mar 20, 1984·7 cites·15 claims
- 2254US6841269B2Hole transporting polymer and organic electroluminescence device using the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Jan 11, 2005·2 cites·7 claims
- 2353US4868284AProcess for producing stretched molded articles of conjugated polymers and highly conductive compositions of said polymersAGENCY IND SCIENCE TECHN·Filed 1987·Granted Sep 19, 1989·16 cites·3 claims
- 2452US6403236B1Polymer light emitting deviceSUMITOMO CHEMICAL CO·Filed 1998·Granted Jun 11, 2002·40 cites·7 claims
- 2552US4626588AConjugated polymer film and pyrolyzed product thereofAGENCY IND SCIENCE TECHN·Filed 1985·Granted Dec 2, 1986·10 cites·9 claims
- 2650US5875014AOptically anisotropic film and liquid crystal display apparatusSUMITOMO CHEMICAL CO·Filed 1997·Granted Feb 23, 1999·16 cites·12 claims
- 2741US5980781APolymeric fluorescent substance and organic electroluminescence deviceSUMITOMO CHEMICAL CO·Filed 1998·Granted Nov 9, 1999·20 cites·16 claims
- 2839US4791177AConjugated polymer film and pyrolyzed product thereofAGENCY IND SCIENCE TECHN·Filed 1986·Granted Dec 13, 1988·4 cites·4 claims
- 2939US2012211078A1Organic photovoltaic cellKATO TAKEHITO·Filed 2010·Application pending·0 cites
- 3037US2012222743A1Organic photovoltaic cell and manufacturing method of the sameKATO TAKEHITO·Filed 2010·Application pending·0 cites
- 3137US2012216866A1Organic photovoltaic cellKATO TAKEHITO·Filed 2010·Application pending·0 cites
- 3235US2012211741A1Organic photovoltaic cellKATO TAKEHITO·Filed 2010·Application pending·0 cites
- 3335US2012216869A1Organic photovoltaic cell and method for manufacturing the sameKATO TAKEHITO·Filed 2010·Application pending·0 cites
- 3435US2012204960A1Organic photovoltaic cell and method for manufacturing the sameKATO TAKEHITO·Filed 2010·Application pending·0 cites
- 3535US2012227807A1Organic photovoltaic cellKATO TAKEHITO·Filed 2010·Application pending·0 cites
- 3635US2012211061A1Organic photovoltaic cell and organic photovoltaic moduleKATO TAKEHITO·Filed 2010·Application pending·0 cites
- 3735US2012204961A1Organic photovoltaic cellKATO TAKEHITO·Filed 2010·Application pending·0 cites
- 3832US2012205615A1Organic photovoltaic cellSEIKE TAKAHIRO·Filed 2010·Application pending·0 cites
- 3930US2012211083A1Method for manufacturing organic thin film solar cell moduleSEIKE TAKAHIRO·Filed 2010·Application pending·0 cites
- 4030US2012266954A1Organic photovoltaic cellSEIKE TAKAHIRO·Filed 2010·Application pending·0 cites
- 4130US2012211075A1Organic photovoltaic cell and method for manufacturing thereofSEIKE TAKAHIRO·Filed 2010·Application pending·0 cites
- 4230US2012199201A1Organic thin film solar cell and manufacturing method thereofSEIKE TAKAHIRO·Filed 2010·Application pending·0 cites
- 4330US2012216868A1Manufacturing method of organic photovoltaic cellSEIKE TAKAHIRO·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →