Inventor · disambiguated record
Yoshiyuki Totani
Also filed as: TOTANI YOSHIYUKI
17 granted patents·3 pending applications·146 citations·filing 1992–2023
93Inventor score
Files withMITSUI CHEMICALS INC11MITSUI TOATSU CHEMICALS5YABUNOUCHI NOBUHIRO2FUJIYAMA TAKAHIRO1OGAWA RYOHEI1
Top patents by PatentIndex Score
20 records- 0192US6929870B2Hydrocarbon compounds, materials for organic electroluminescent elements and organic electroluminescent elementsMITSUI CHEMICALS INC·Filed 2001·Granted Aug 16, 2005·33 cites·16 claims
- 0288US8980442B2Aromatic amine derivative and organic electroluminescent element using sameYABUNOUCHI NOBUHIRO·Filed 2010·Granted Mar 17, 2015·5 cites·4 claims
- 0381US9139522B2Aromatic amine derivative and organic electroluminescent device using the sameYABUNOUCHI NOBUHIRO·Filed 2008·Granted Sep 22, 2015·11 cites·15 claims
- 0476US8294144B2Organic transistorFUJIYAMA TAKAHIRO·Filed 2008·Granted Oct 23, 2012·3 cites·2 claims
- 0576US7166240B2Hydrocarbon compounds, materials for organic electroluminescent elements and organic electroluminescent elementsMITSUI CHEMICALS INC·Filed 2004·Granted Jan 23, 2007·17 cites·24 claims
- 0676US5426170AMethod for preparing an aromatic polycarbonateMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jun 20, 1995·24 cites·21 claims
- 0774US11746187B2Compound, resin, polycarbonate resin, and optical molded articleMITSUI CHEMICALS INC·Filed 2021·Granted Sep 5, 2023·0 cites·9 claims
- 0872US12240945B2Compound, resin, polycarbonate resin, and optical molded articleMITSUI CHEMICALS INC·Filed 2023·Granted Mar 4, 2025·0 cites·10 claims
- 0964US2024352227A1Resin composition for forming optical component, molded product, and optical componentMITSUI CHEMICALS INC·Filed 2022·Application pending·0 cites
- 1063US5196507AProcess for producing granules of polycarbonate and composition thereofMITSUI TOATSU CHEMICALS·Filed 1992·Granted Mar 23, 1993·18 cites·21 claims
- 1159US2024067764A1Solid titanium catalyst component, olefin polymerization catalyst, olefin polymerization method, and propylene polymerMITSUI CHEMICALS INC·Filed 2021·Application pending·0 cites
- 1255US12486239B2Benzotriazole compound, light absorber, and resin compositionMITSUI CHEMICALS INC·Filed 2020·Granted Dec 2, 2025·0 cites·11 claims
- 1353US11630241B2Polycarbonate resin lens and polycarbonate resin compositionMITSUI CHEMICALS INC·Filed 2018·Granted Apr 18, 2023·0 cites·15 claims
- 1453US2012095169A1Polylactic acid-based resin, process for producing polylactic acid-based resin, polylactic acid resin composition, stereocomplex polylactic acid resin composition and process for producing stereocomplex polylactic acid resin compositionOGAWA RYOHEI·Filed 2009·Application pending·0 cites
- 1551US5770108APyrimidine compound and liquid crystal composition and liquid crystal element using the sameMITSUI TOATSU CHEMICALS·Filed 1996·Granted Jun 23, 1998·13 cites·16 claims
- 1651US5359117AProcesses for producing aromatic polycarbonate oligomer and aromatic polycarbonateMITSUI TOATSU CHEMICALS·Filed 1993·Granted Oct 25, 1994·8 cites·17 claims
- 1745US6217793B1Acetylene compound, liquid crystal composition and liquid crystal elementMITSUI CHEMICALS INC·Filed 1999·Granted Apr 17, 2001·3 cites·13 claims
- 1842US5861108ANaphthalene compound, and liquid crystal composition and liquid crystal element using the sameMITSUI CHEMICALS INC·Filed 1996·Granted Jan 19, 1999·7 cites·11 claims
- 1941US5380814AAromatic polycarbonate and process for production thereofMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jan 10, 1995·4 cites·12 claims
- 2038US11442066B2Method for identifying drug-discovery target protein for development of antibody drug, and method for producing antibody against target proteinMITSUI CHEMICALS INC·Filed 2018·Granted Sep 13, 2022·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →