Rie Katakura
23Patents
4h-index
20Co-inventors
55Inventor score
Filing activity: Jun 6, 2005 → May 21, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8367224B2 | Organic electroluminescence element, new compound for the same, display device and lighting device using the same | Electricity | 10 | Active |
| US9090819B2 | Organic electroluminescent element, display device, illuminating device and condensed polycyclic heterocyclic compound | Electricity | 7 | Active |
| US8790793B2 | Organic electroluminescent element with electron transport layer containing condensed aromatic heterocyclic compound, display device and lighting device | Emerging Cross-Sectional Technologies | 5 | Active |
| US9991453B2 | Electronic device, organic electroluminescent element, organic thin-film solar cell, and dye-sensitized solar cell | Emerging Cross-Sectional Technologies | 5 | Active |
| US9040975B2 | Organic electroluminescence element, illumination device, and display device | Emerging Cross-Sectional Technologies | 4 | Active |
| US8951650B2 | Organic electroluminescent element including a condensed aromatic heterocyclic ring compound | Emerging Cross-Sectional Technologies | 4 | Active |
| US8592057B2 | Organic electroluminescence element, new compound for the same, display device and lighting device using the same | Electricity | 3 | Active |
| US8404364B2 | Organic electroluminescent element, display device and lighting device | Emerging Cross-Sectional Technologies | 2 | Active |
| US9331289B2 | Organic electroluminescent material, organic electroluminescent element, display device and lighting device | Electricity | 2 | Active |
| US8114532B2 | Organic electroluminescent element, display device and lighting device | Emerging Cross-Sectional Technologies | 2 | Active |
| US7800103B2 | Organic thin film transistor material, organic thin film transistor, field-effect transistor, switching element, organic semiconductor material and organic semiconductor film | Electricity | 2 | Active |
| US10002685B2 | Charge-transporting thin film | Emerging Cross-Sectional Technologies | 2 | Active |
| US8242488B2 | Organic electroluminescent element, display device, and illuminating device | Electricity | 2 | Active |
| US9617255B2 | Organic electroluminescent element, and illumination device and display device each comprising the element | Electricity | 1 | Active |
| US8475938B2 | Organic electroluminescent element, lighting device and display device | Electricity | 1 | Active |
| US8003435B2 | Method of manufacturing organic film transistor | Electricity | 0 | Active |
| US9960356B2 | Organic electroluminescence device, lighting equipment and display device | Electricity | 0 | Active |
| US9260658B2 | Organic electroluminescence element, lighting device and display device | Chemistry; Metallurgy | 0 | Active |
| US9263684B2 | Organic electroluminescent element, display device and lighting device | Emerging Cross-Sectional Technologies | 0 | Active |
| US8852757B2 | Organic electroluminescence element, lighting device and display device | Emerging Cross-Sectional Technologies | 0 | Active |
| US10774261B2 | Organic electroluminescence element, illumination device, and display device | Electricity | 0 | Active |
| US8129497B2 | Organic thin film transistor | Emerging Cross-Sectional Technologies | 0 | Active |
| US9257680B2 | Method to make organic electroluminescent element material | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.