Inventor · disambiguated record
Kazuhiro Nagayama
Also filed as: NAGAYAMA KAZUHIRO
9 granted patents·8 pending applications·13 citations·filing 1999–2025
80Inventor score
Top patents by PatentIndex Score
17 records- 0183US9899606B2Composition for organic electroluminescent element, organic electroluminescent element, display and lightingMITSUBISHI CHEM CORP·Filed 2013·Granted Feb 20, 2018·3 cites·10 claims
- 0283US9799837B2Iridium complex compound, solution composition containing the compound, organic electroluminescent element, display, and lightingMITSUBISHI CHEM CORP·Filed 2014·Granted Oct 24, 2017·7 cites·20 claims
- 0377US10600974B2Iridium complex compound, process for producing the compound, composition including the compound, organic electroluminescent element, display device, and illuminatorMITSUBISHI CHEM CORP·Filed 2016·Granted Mar 24, 2020·2 cites·15 claims
- 0463US2025320238A1Transition metal cluster compound, photosensitive composition, pattern forming method, and method for producing substrateMITSUBISHI CHEM CORP·Filed 2025·Application pending·0 cites
- 0563US2025133960A1Organic electroluminescent light-emitting element material, organic electroluminescent light-emitting element, organic el display device, organic el lighting, organic electroluminescent light-emitting element-forming composition, and method for producing organic electroluminescent light-emitting elementMITSUBISHI CHEM CORP·Filed 2024·Application pending·0 cites
- 0662US2024373739A1Iridium complex compound, composition for organic electroluminescent element, organic electroluminescent element, method for producing same, and display deviceMITSUBISHI CHEM CORP·Filed 2024·Application pending·0 cites
- 0761US11430961B2Iridium complex compound, and composition, organic electroluminescent element, display device, and lighting device each containing the compoundMITSUBISHI CHEM CORP·Filed 2015·Granted Aug 30, 2022·1 cites·14 claims
- 0860US11404652B2Iridium complex compound, composition containing the compound and solvent, organic electroluminescent element containing the compound, display device, and illumination deviceMITSUBISHI CHEM CORP·Filed 2021·Granted Aug 2, 2022·0 cites·8 claims
- 0960US2023002428A1Iridium Complex Compound, Iridium-Complex-Compound-Containing Composition, Organic Electroluminescent Element and Method for Producing Same, Organic EL Display Device, and Organic EL IlluminatorMITSUBISHI CHEM CORP·Filed 2022·Application pending·0 cites
- 1060US2024147833A1Iridium Complex Compound, Iridium Complex Compound-Containing Composition, Organic Electroluminescent Element, and Method for Manufacturing the SameMITSUBISHI CHEM CORP·Filed 2023·Application pending·0 cites
- 1159US2018123054A1Composition for organic electroluminescent element, organic electroluminescent element, display and lightingMITSUBISHI CHEM CORP·Filed 2017·Application pending·0 cites
- 1256US12247040B2Iridium complex compoundMITSUBISHI CHEM CORP·Filed 2021·Granted Mar 11, 2025·0 cites·13 claims
- 1354US11038126B2Iridium complex compound, composition containing the compound and solvent, organic electroluminescent element containing the compound, display device, and illumination deviceMITSUBISHI CHEM CORP·Filed 2020·Granted Jun 15, 2021·0 cites·8 claims
- 1450US12201015B2Iridium complex compound, composition containing the compound and solvent, organic electroluminescent element containing the compound, display device, and illumination deviceMITSUBISHI CHEM CORP·Filed 2021·Granted Jan 14, 2025·0 cites·15 claims
- 1539US2020317706A1Iridium complex compound, composition containing the compound and solvent, organic electroluminescent element containing the compound, display device, and illumination deviceMITSUBISHI CHEM CORP·Filed 2020·Application pending·0 cites
- 1635US2008281073A1High-Purity Oxydiphthalic Acid Anhydride and Process for Producing the SameMITSUBISHI CHEM CORP·Filed 2005·Application pending·0 cites
- 1732US6441246B1Catalytic synthesis of aldehydes by direct hydrogenation of carboxylic acidsJAPAN SCIENCE & TECH CORP·Filed 1999·Granted Aug 27, 2002·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →